Home / 224,057.31-309,195.19-122,083.61

Finding the Fourth Proportional to 224,057.31, 309,195.19 and 122,083.61

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Solution

The fourth proportional to 224,057.31, 309,195.19 and 122,083.61 is: 168,473.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,057.31 : 309,195.19 = 122,083.61 : x
  2. Step 2: Convert to fraction form
    224,057.31/309,195.19 = 122,083.61/x
  3. Step 3: Cross multiply
    224,057.31x = 309,195.19 × 122,083.61
  4. Step 4: Simplify right side
    224,057.31x = 37,747,663,596.46
  5. Step 5: Solve for x
    x = 37,747,663,596.46/224,057.31
  6. Step 6: Final answer
    x = 168,473.25

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1.5x scale

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.