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Finding the Fourth Proportional to 95,153.96, 142,817.50 and 42,553.64

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Solution

The fourth proportional to 95,153.96, 142,817.50 and 42,553.64 is: 63,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,153.96 : 142,817.50 = 42,553.64 : x
  2. Step 2: Convert to fraction form
    95,153.96/142,817.50 = 42,553.64/x
  3. Step 3: Cross multiply
    95,153.96x = 142,817.50 × 42,553.64
  4. Step 4: Simplify right side
    95,153.96x = 6,077,404,480.70
  5. Step 5: Solve for x
    x = 6,077,404,480.70/95,153.96
  6. Step 6: Final answer
    x = 63,869.17

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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.