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Finding the Fourth Proportional to 137,635.58, 206,473.62 and 48,881.46

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Solution

The fourth proportional to 137,635.58, 206,473.62 and 48,881.46 is: 73,329.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,635.58 : 206,473.62 = 48,881.46 : x
  2. Step 2: Convert to fraction form
    137,635.58/206,473.62 = 48,881.46/x
  3. Step 3: Cross multiply
    137,635.58x = 206,473.62 × 48,881.46
  4. Step 4: Simplify right side
    137,635.58x = 10,092,731,997.09
  5. Step 5: Solve for x
    x = 10,092,731,997.09/137,635.58
  6. Step 6: Final answer
    x = 73,329.38

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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.