Home / 48,169.52-66,451.76-31,179.22

Finding the Fourth Proportional to 48,169.52, 66,451.76 and 31,179.22

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Solution

The fourth proportional to 48,169.52, 66,451.76 and 31,179.22 is: 43,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.52 : 66,451.76 = 31,179.22 : x
  2. Step 2: Convert to fraction form
    48,169.52/66,451.76 = 31,179.22/x
  3. Step 3: Cross multiply
    48,169.52x = 66,451.76 × 31,179.22
  4. Step 4: Simplify right side
    48,169.52x = 2,071,914,044.43
  5. Step 5: Solve for x
    x = 2,071,914,044.43/48,169.52
  6. Step 6: Final answer
    x = 43,012.97

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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.