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Finding the Fourth Proportional to 137,953.49, 206,886.48 and 59,046.53

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Solution

The fourth proportional to 137,953.49, 206,886.48 and 59,046.53 is: 88,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,953.49 : 206,886.48 = 59,046.53 : x
  2. Step 2: Convert to fraction form
    137,953.49/206,886.48 = 59,046.53/x
  3. Step 3: Cross multiply
    137,953.49x = 206,886.48 × 59,046.53
  4. Step 4: Simplify right side
    137,953.49x = 12,215,927,713.48
  5. Step 5: Solve for x
    x = 12,215,927,713.48/137,953.49
  6. Step 6: Final answer
    x = 88,551.06

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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.