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Finding the Fourth Proportional to 73,326.60, 109,919.61 and 23,379.17

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Solution

The fourth proportional to 73,326.60, 109,919.61 and 23,379.17 is: 35,046.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,326.60 : 109,919.61 = 23,379.17 : x
  2. Step 2: Convert to fraction form
    73,326.60/109,919.61 = 23,379.17/x
  3. Step 3: Cross multiply
    73,326.60x = 109,919.61 × 23,379.17
  4. Step 4: Simplify right side
    73,326.60x = 2,569,828,698.93
  5. Step 5: Solve for x
    x = 2,569,828,698.93/73,326.60
  6. Step 6: Final answer
    x = 35,046.34

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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.