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Finding the Fourth Proportional to 224,326.29, 336,552.99 and 91,302.03

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Solution

The fourth proportional to 224,326.29, 336,552.99 and 91,302.03 is: 136,978.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,326.29 : 336,552.99 = 91,302.03 : x
  2. Step 2: Convert to fraction form
    224,326.29/336,552.99 = 91,302.03/x
  3. Step 3: Cross multiply
    224,326.29x = 336,552.99 × 91,302.03
  4. Step 4: Simplify right side
    224,326.29x = 30,727,971,189.57
  5. Step 5: Solve for x
    x = 30,727,971,189.57/224,326.29
  6. Step 6: Final answer
    x = 136,978.91

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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.