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Finding the Fourth Proportional to 62,418.80, 85,702.36 and 60,794.48

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Solution

The fourth proportional to 62,418.80, 85,702.36 and 60,794.48 is: 83,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,418.80 : 85,702.36 = 60,794.48 : x
  2. Step 2: Convert to fraction form
    62,418.80/85,702.36 = 60,794.48/x
  3. Step 3: Cross multiply
    62,418.80x = 85,702.36 × 60,794.48
  4. Step 4: Simplify right side
    62,418.80x = 5,210,230,410.97
  5. Step 5: Solve for x
    x = 5,210,230,410.97/62,418.80
  6. Step 6: Final answer
    x = 83,472.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.