Home / 91,272.23-125,946.64-50,985.12

Finding the Fourth Proportional to 91,272.23, 125,946.64 and 50,985.12

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Solution

The fourth proportional to 91,272.23, 125,946.64 and 50,985.12 is: 70,354.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,272.23 : 125,946.64 = 50,985.12 : x
  2. Step 2: Convert to fraction form
    91,272.23/125,946.64 = 50,985.12/x
  3. Step 3: Cross multiply
    91,272.23x = 125,946.64 × 50,985.12
  4. Step 4: Simplify right side
    91,272.23x = 6,421,404,554.00
  5. Step 5: Solve for x
    x = 6,421,404,554.00/91,272.23
  6. Step 6: Final answer
    x = 70,354.42

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Find fourth proportional to 91,273.23, 125,948.02 and 50,986.12
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.