Home / 84,148.40-126,229.52-60,565.70

Finding the Fourth Proportional to 84,148.40, 126,229.52 and 60,565.70

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Solution

The fourth proportional to 84,148.40, 126,229.52 and 60,565.70 is: 90,853.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,148.40 : 126,229.52 = 60,565.70 : x
  2. Step 2: Convert to fraction form
    84,148.40/126,229.52 = 60,565.70/x
  3. Step 3: Cross multiply
    84,148.40x = 126,229.52 × 60,565.70
  4. Step 4: Simplify right side
    84,148.40x = 7,645,179,706.45
  5. Step 5: Solve for x
    x = 7,645,179,706.45/84,148.40
  6. Step 6: Final answer
    x = 90,853.53

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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.