Home / 123,207.89-184,834.60-38,989.24

Finding the Fourth Proportional to 123,207.89, 184,834.60 and 38,989.24

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Solution

The fourth proportional to 123,207.89, 184,834.60 and 38,989.24 is: 58,491.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,207.89 : 184,834.60 = 38,989.24 : x
  2. Step 2: Convert to fraction form
    123,207.89/184,834.60 = 38,989.24/x
  3. Step 3: Cross multiply
    123,207.89x = 184,834.60 × 38,989.24
  4. Step 4: Simplify right side
    123,207.89x = 7,206,560,020.14
  5. Step 5: Solve for x
    x = 7,206,560,020.14/123,207.89
  6. Step 6: Final answer
    x = 58,491.06

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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.