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Finding the Fourth Proportional to 137,227.32, 205,701.30 and 62,400.60

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Solution

The fourth proportional to 137,227.32, 205,701.30 and 62,400.60 is: 93,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,227.32 : 205,701.30 = 62,400.60 : x
  2. Step 2: Convert to fraction form
    137,227.32/205,701.30 = 62,400.60/x
  3. Step 3: Cross multiply
    137,227.32x = 205,701.30 × 62,400.60
  4. Step 4: Simplify right side
    137,227.32x = 12,835,884,540.78
  5. Step 5: Solve for x
    x = 12,835,884,540.78/137,227.32
  6. Step 6: Final answer
    x = 93,537.38

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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.