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Finding the Fourth Proportional to 95,101.76, 142,666.54 and 28,547.14

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Solution

The fourth proportional to 95,101.76, 142,666.54 and 28,547.14 is: 42,824.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.76 : 142,666.54 = 28,547.14 : x
  2. Step 2: Convert to fraction form
    95,101.76/142,666.54 = 28,547.14/x
  3. Step 3: Cross multiply
    95,101.76x = 142,666.54 × 28,547.14
  4. Step 4: Simplify right side
    95,101.76x = 4,072,721,690.70
  5. Step 5: Solve for x
    x = 4,072,721,690.70/95,101.76
  6. Step 6: Final answer
    x = 42,824.88

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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.