Home / 91,733.06-126,592.91-55,429.47

Finding the Fourth Proportional to 91,733.06, 126,592.91 and 55,429.47

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Solution

The fourth proportional to 91,733.06, 126,592.91 and 55,429.47 is: 76,493.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,733.06 : 126,592.91 = 55,429.47 : x
  2. Step 2: Convert to fraction form
    91,733.06/126,592.91 = 55,429.47/x
  3. Step 3: Cross multiply
    91,733.06x = 126,592.91 × 55,429.47
  4. Step 4: Simplify right side
    91,733.06x = 7,016,977,907.06
  5. Step 5: Solve for x
    x = 7,016,977,907.06/91,733.06
  6. Step 6: Final answer
    x = 76,493.45

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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.