Home / 148,917.13-223,375.70-38,109.13

Finding the Fourth Proportional to 148,917.13, 223,375.70 and 38,109.13

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Solution

The fourth proportional to 148,917.13, 223,375.70 and 38,109.13 is: 57,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,917.13 : 223,375.70 = 38,109.13 : x
  2. Step 2: Convert to fraction form
    148,917.13/223,375.70 = 38,109.13/x
  3. Step 3: Cross multiply
    148,917.13x = 223,375.70 × 38,109.13
  4. Step 4: Simplify right side
    148,917.13x = 8,512,653,590.14
  5. Step 5: Solve for x
    x = 8,512,653,590.14/148,917.13
  6. Step 6: Final answer
    x = 57,163.70

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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.