Home / 94,869.20-142,260.60-42,251.60

Finding the Fourth Proportional to 94,869.20, 142,260.60 and 42,251.60

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Solution

The fourth proportional to 94,869.20, 142,260.60 and 42,251.60 is: 63,358.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,869.20 : 142,260.60 = 42,251.60 : x
  2. Step 2: Convert to fraction form
    94,869.20/142,260.60 = 42,251.60/x
  3. Step 3: Cross multiply
    94,869.20x = 142,260.60 × 42,251.60
  4. Step 4: Simplify right side
    94,869.20x = 6,010,737,966.96
  5. Step 5: Solve for x
    x = 6,010,737,966.96/94,869.20
  6. Step 6: Final answer
    x = 63,358.16

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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.