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Finding the Fourth Proportional to 60,422.40, 83,423.52 and 46,249.92

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Solution

The fourth proportional to 60,422.40, 83,423.52 and 46,249.92 is: 63,855.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,422.40 : 83,423.52 = 46,249.92 : x
  2. Step 2: Convert to fraction form
    60,422.40/83,423.52 = 46,249.92/x
  3. Step 3: Cross multiply
    60,422.40x = 83,423.52 × 46,249.92
  4. Step 4: Simplify right side
    60,422.40x = 3,858,331,126.12
  5. Step 5: Solve for x
    x = 3,858,331,126.12/60,422.40
  6. Step 6: Final answer
    x = 63,855.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.