Home / 102,373.26-153,590.37-73,974.39

Finding the Fourth Proportional to 102,373.26, 153,590.37 and 73,974.39

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Solution

The fourth proportional to 102,373.26, 153,590.37 and 73,974.39 is: 110,983.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,373.26 : 153,590.37 = 73,974.39 : x
  2. Step 2: Convert to fraction form
    102,373.26/153,590.37 = 73,974.39/x
  3. Step 3: Cross multiply
    102,373.26x = 153,590.37 × 73,974.39
  4. Step 4: Simplify right side
    102,373.26x = 11,361,753,930.62
  5. Step 5: Solve for x
    x = 11,361,753,930.62/102,373.26
  6. Step 6: Final answer
    x = 110,983.61

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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.