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Finding the Fourth Proportional to 173,773.92, 239,811.12 and 98,338.08

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Solution

The fourth proportional to 173,773.92, 239,811.12 and 98,338.08 is: 135,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,773.92 : 239,811.12 = 98,338.08 : x
  2. Step 2: Convert to fraction form
    173,773.92/239,811.12 = 98,338.08/x
  3. Step 3: Cross multiply
    173,773.92x = 239,811.12 × 98,338.08
  4. Step 4: Simplify right side
    173,773.92x = 23,582,565,103.45
  5. Step 5: Solve for x
    x = 23,582,565,103.45/173,773.92
  6. Step 6: Final answer
    x = 135,708.31

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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.