Home / 224,587.90-309,983.39-148,120.66

Finding the Fourth Proportional to 224,587.90, 309,983.39 and 148,120.66

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Solution

The fourth proportional to 224,587.90, 309,983.39 and 148,120.66 is: 204,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,587.90 : 309,983.39 = 148,120.66 : x
  2. Step 2: Convert to fraction form
    224,587.90/309,983.39 = 148,120.66/x
  3. Step 3: Cross multiply
    224,587.90x = 309,983.39 × 148,120.66
  4. Step 4: Simplify right side
    224,587.90x = 45,914,944,315.84
  5. Step 5: Solve for x
    x = 45,914,944,315.84/224,587.90
  6. Step 6: Final answer
    x = 204,440.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.