Home / 138,957.84-208,414.98-44,175.60

Finding the Fourth Proportional to 138,957.84, 208,414.98 and 44,175.60

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Solution

The fourth proportional to 138,957.84, 208,414.98 and 44,175.60 is: 66,256.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,957.84 : 208,414.98 = 44,175.60 : x
  2. Step 2: Convert to fraction form
    138,957.84/208,414.98 = 44,175.60/x
  3. Step 3: Cross multiply
    138,957.84x = 208,414.98 × 44,175.60
  4. Step 4: Simplify right side
    138,957.84x = 9,206,856,790.49
  5. Step 5: Solve for x
    x = 9,206,856,790.49/138,957.84
  6. Step 6: Final answer
    x = 66,256.48

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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.