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Finding the Fourth Proportional to 73,275.30, 109,910.90 and 23,358.39

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Solution

The fourth proportional to 73,275.30, 109,910.90 and 23,358.39 is: 35,036.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,275.30 : 109,910.90 = 23,358.39 : x
  2. Step 2: Convert to fraction form
    73,275.30/109,910.90 = 23,358.39/x
  3. Step 3: Cross multiply
    73,275.30x = 109,910.90 × 23,358.39
  4. Step 4: Simplify right side
    73,275.30x = 2,567,341,550.66
  5. Step 5: Solve for x
    x = 2,567,341,550.66/73,275.30
  6. Step 6: Final answer
    x = 35,036.93

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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.