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Finding the Fourth Proportional to 60,311.91, 90,468.12 and 25,226.97

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Solution

The fourth proportional to 60,311.91, 90,468.12 and 25,226.97 is: 37,840.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,311.91 : 90,468.12 = 25,226.97 : x
  2. Step 2: Convert to fraction form
    60,311.91/90,468.12 = 25,226.97/x
  3. Step 3: Cross multiply
    60,311.91x = 90,468.12 × 25,226.97
  4. Step 4: Simplify right side
    60,311.91x = 2,282,236,549.20
  5. Step 5: Solve for x
    x = 2,282,236,549.20/60,311.91
  6. Step 6: Final answer
    x = 37,840.56

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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.