Home / 98,276.60-147,414.08-28,155.98

Finding the Fourth Proportional to 98,276.60, 147,414.08 and 28,155.98

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Solution

The fourth proportional to 98,276.60, 147,414.08 and 28,155.98 is: 42,233.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,276.60 : 147,414.08 = 28,155.98 : x
  2. Step 2: Convert to fraction form
    98,276.60/147,414.08 = 28,155.98/x
  3. Step 3: Cross multiply
    98,276.60x = 147,414.08 × 28,155.98
  4. Step 4: Simplify right side
    98,276.60x = 4,150,587,221.52
  5. Step 5: Solve for x
    x = 4,150,587,221.52/98,276.60
  6. Step 6: Final answer
    x = 42,233.73

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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.