Home / 47,908.17-71,807.75-29,146.85

Finding the Fourth Proportional to 47,908.17, 71,807.75 and 29,146.85

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Solution

The fourth proportional to 47,908.17, 71,807.75 and 29,146.85 is: 43,687.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,908.17 : 71,807.75 = 29,146.85 : x
  2. Step 2: Convert to fraction form
    47,908.17/71,807.75 = 29,146.85/x
  3. Step 3: Cross multiply
    47,908.17x = 71,807.75 × 29,146.85
  4. Step 4: Simplify right side
    47,908.17x = 2,092,969,359.05
  5. Step 5: Solve for x
    x = 2,092,969,359.05/47,908.17
  6. Step 6: Final answer
    x = 43,687.11

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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.