Home / 95,145.28-142,724.08-31,962.85

Finding the Fourth Proportional to 95,145.28, 142,724.08 and 31,962.85

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Solution

The fourth proportional to 95,145.28, 142,724.08 and 31,962.85 is: 47,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,145.28 : 142,724.08 = 31,962.85 : x
  2. Step 2: Convert to fraction form
    95,145.28/142,724.08 = 31,962.85/x
  3. Step 3: Cross multiply
    95,145.28x = 142,724.08 × 31,962.85
  4. Step 4: Simplify right side
    95,145.28x = 4,561,868,666.60
  5. Step 5: Solve for x
    x = 4,561,868,666.60/95,145.28
  6. Step 6: Final answer
    x = 47,946.35

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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.