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Finding the Fourth Proportional to 95,562.96, 143,155.20 and 65,503.20

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Solution

The fourth proportional to 95,562.96, 143,155.20 and 65,503.20 is: 98,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,562.96 : 143,155.20 = 65,503.20 : x
  2. Step 2: Convert to fraction form
    95,562.96/143,155.20 = 65,503.20/x
  3. Step 3: Cross multiply
    95,562.96x = 143,155.20 × 65,503.20
  4. Step 4: Simplify right side
    95,562.96x = 9,377,123,696.64
  5. Step 5: Solve for x
    x = 9,377,123,696.64/95,562.96
  6. Step 6: Final answer
    x = 98,125.09

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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.