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Finding the Fourth Proportional to 141,547.92, 212,321.89 and 36,366.89

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Solution

The fourth proportional to 141,547.92, 212,321.89 and 36,366.89 is: 54,550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,547.92 : 212,321.89 = 36,366.89 : x
  2. Step 2: Convert to fraction form
    141,547.92/212,321.89 = 36,366.89/x
  3. Step 3: Cross multiply
    141,547.92x = 212,321.89 × 36,366.89
  4. Step 4: Simplify right side
    141,547.92x = 7,721,486,996.38
  5. Step 5: Solve for x
    x = 7,721,486,996.38/141,547.92
  6. Step 6: Final answer
    x = 54,550.34

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1.5x scale

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.