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Finding the Fourth Proportional to 155,148.96, 232,264.17 and 95,793.78

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Solution

The fourth proportional to 155,148.96, 232,264.17 and 95,793.78 is: 143,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,148.96 : 232,264.17 = 95,793.78 : x
  2. Step 2: Convert to fraction form
    155,148.96/232,264.17 = 95,793.78/x
  3. Step 3: Cross multiply
    155,148.96x = 232,264.17 × 95,793.78
  4. Step 4: Simplify right side
    155,148.96x = 22,249,462,802.86
  5. Step 5: Solve for x
    x = 22,249,462,802.86/155,148.96
  6. Step 6: Final answer
    x = 143,407.10

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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.