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Finding the Fourth Proportional to 224,332.29, 336,561.95 and 91,308.02

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Solution

The fourth proportional to 224,332.29, 336,561.95 and 91,308.02 is: 136,987.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,332.29 : 336,561.95 = 91,308.02 : x
  2. Step 2: Convert to fraction form
    224,332.29/336,561.95 = 91,308.02/x
  3. Step 3: Cross multiply
    224,332.29x = 336,561.95 × 91,308.02
  4. Step 4: Simplify right side
    224,332.29x = 30,730,803,807.30
  5. Step 5: Solve for x
    x = 30,730,803,807.30/224,332.29
  6. Step 6: Final answer
    x = 136,987.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.