Home / 137,414.16-206,121.24-48,646.44

Finding the Fourth Proportional to 137,414.16, 206,121.24 and 48,646.44

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Solution

The fourth proportional to 137,414.16, 206,121.24 and 48,646.44 is: 72,969.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,414.16 : 206,121.24 = 48,646.44 : x
  2. Step 2: Convert to fraction form
    137,414.16/206,121.24 = 48,646.44/x
  3. Step 3: Cross multiply
    137,414.16x = 206,121.24 × 48,646.44
  4. Step 4: Simplify right side
    137,414.16x = 10,027,064,534.39
  5. Step 5: Solve for x
    x = 10,027,064,534.39/137,414.16
  6. Step 6: Final answer
    x = 72,969.66

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1.5x scale

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.