Home / 204,239.70-305,834.66-125,114.04

Finding the Fourth Proportional to 204,239.70, 305,834.66 and 125,114.04

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Solution

The fourth proportional to 204,239.70, 305,834.66 and 125,114.04 is: 187,349.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,239.70 : 305,834.66 = 125,114.04 : x
  2. Step 2: Convert to fraction form
    204,239.70/305,834.66 = 125,114.04/x
  3. Step 3: Cross multiply
    204,239.70x = 305,834.66 × 125,114.04
  4. Step 4: Simplify right side
    204,239.70x = 38,264,208,355.45
  5. Step 5: Solve for x
    x = 38,264,208,355.45/204,239.70
  6. Step 6: Final answer
    x = 187,349.52

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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.