Home / 91,272.06-125,948.16-50,982.66

Finding the Fourth Proportional to 91,272.06, 125,948.16 and 50,982.66

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Solution

The fourth proportional to 91,272.06, 125,948.16 and 50,982.66 is: 70,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,272.06 : 125,948.16 = 50,982.66 : x
  2. Step 2: Convert to fraction form
    91,272.06/125,948.16 = 50,982.66/x
  3. Step 3: Cross multiply
    91,272.06x = 125,948.16 × 50,982.66
  4. Step 4: Simplify right side
    91,272.06x = 6,421,172,218.91
  5. Step 5: Solve for x
    x = 6,421,172,218.91/91,272.06
  6. Step 6: Final answer
    x = 70,352.00

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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.