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Finding the Fourth Proportional to 265,553.69, 366,459.47 and 144,695.97

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Solution

The fourth proportional to 265,553.69, 366,459.47 and 144,695.97 is: 199,677.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,553.69 : 366,459.47 = 144,695.97 : x
  2. Step 2: Convert to fraction form
    265,553.69/366,459.47 = 144,695.97/x
  3. Step 3: Cross multiply
    265,553.69x = 366,459.47 × 144,695.97
  4. Step 4: Simplify right side
    265,553.69x = 53,025,207,753.86
  5. Step 5: Solve for x
    x = 53,025,207,753.86/265,553.69
  6. Step 6: Final answer
    x = 199,677.92

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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.