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Finding the Fourth Proportional to 95,101.70, 142,644.30 and 57,650.76

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Solution

The fourth proportional to 95,101.70, 142,644.30 and 57,650.76 is: 86,471.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.70 : 142,644.30 = 57,650.76 : x
  2. Step 2: Convert to fraction form
    95,101.70/142,644.30 = 57,650.76/x
  3. Step 3: Cross multiply
    95,101.70x = 142,644.30 × 57,650.76
  4. Step 4: Simplify right side
    95,101.70x = 8,223,552,304.67
  5. Step 5: Solve for x
    x = 8,223,552,304.67/95,101.70
  6. Step 6: Final answer
    x = 86,471.14

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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.