Home / 95,047.28-142,513.26-65,432.60

Finding the Fourth Proportional to 95,047.28, 142,513.26 and 65,432.60

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Solution

The fourth proportional to 95,047.28, 142,513.26 and 65,432.60 is: 98,109.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,047.28 : 142,513.26 = 65,432.60 : x
  2. Step 2: Convert to fraction form
    95,047.28/142,513.26 = 65,432.60/x
  3. Step 3: Cross multiply
    95,047.28x = 142,513.26 × 65,432.60
  4. Step 4: Simplify right side
    95,047.28x = 9,325,013,136.28
  5. Step 5: Solve for x
    x = 9,325,013,136.28/95,047.28
  6. Step 6: Final answer
    x = 98,109.21

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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.