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Finding the Fourth Proportional to 73,673.53, 101,642.79 and 48,194.41

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Solution

The fourth proportional to 73,673.53, 101,642.79 and 48,194.41 is: 66,490.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,673.53 : 101,642.79 = 48,194.41 : x
  2. Step 2: Convert to fraction form
    73,673.53/101,642.79 = 48,194.41/x
  3. Step 3: Cross multiply
    73,673.53x = 101,642.79 × 48,194.41
  4. Step 4: Simplify right side
    73,673.53x = 4,898,614,294.80
  5. Step 5: Solve for x
    x = 4,898,614,294.80/73,673.53
  6. Step 6: Final answer
    x = 66,490.83

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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.