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Finding the Fourth Proportional to 60,046.29, 90,067.39 and 28,471.48

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Solution

The fourth proportional to 60,046.29, 90,067.39 and 28,471.48 is: 42,706.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,046.29 : 90,067.39 = 28,471.48 : x
  2. Step 2: Convert to fraction form
    60,046.29/90,067.39 = 28,471.48/x
  3. Step 3: Cross multiply
    60,046.29x = 90,067.39 × 28,471.48
  4. Step 4: Simplify right side
    60,046.29x = 2,564,351,596.69
  5. Step 5: Solve for x
    x = 2,564,351,596.69/60,046.29
  6. Step 6: Final answer
    x = 42,706.25

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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.