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Finding the Fourth Proportional to 65,493.38, 98,240.07 and 28,029.17

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Solution

The fourth proportional to 65,493.38, 98,240.07 and 28,029.17 is: 42,043.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,493.38 : 98,240.07 = 28,029.17 : x
  2. Step 2: Convert to fraction form
    65,493.38/98,240.07 = 28,029.17/x
  3. Step 3: Cross multiply
    65,493.38x = 98,240.07 × 28,029.17
  4. Step 4: Simplify right side
    65,493.38x = 2,753,587,482.70
  5. Step 5: Solve for x
    x = 2,753,587,482.70/65,493.38
  6. Step 6: Final answer
    x = 42,043.76

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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.