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Finding the Fourth Proportional to 60,417.78, 90,625.71 and 14,825.97

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Solution

The fourth proportional to 60,417.78, 90,625.71 and 14,825.97 is: 22,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,417.78 : 90,625.71 = 14,825.97 : x
  2. Step 2: Convert to fraction form
    60,417.78/90,625.71 = 14,825.97/x
  3. Step 3: Cross multiply
    60,417.78x = 90,625.71 × 14,825.97
  4. Step 4: Simplify right side
    60,417.78x = 1,343,614,057.69
  5. Step 5: Solve for x
    x = 1,343,614,057.69/60,417.78
  6. Step 6: Final answer
    x = 22,238.72

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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.