Home / 48,205.75-66,553.11-31,467.91

Finding the Fourth Proportional to 48,205.75, 66,553.11 and 31,467.91

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Solution

The fourth proportional to 48,205.75, 66,553.11 and 31,467.91 is: 43,444.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,205.75 : 66,553.11 = 31,467.91 : x
  2. Step 2: Convert to fraction form
    48,205.75/66,553.11 = 31,467.91/x
  3. Step 3: Cross multiply
    48,205.75x = 66,553.11 × 31,467.91
  4. Step 4: Simplify right side
    48,205.75x = 2,094,287,275.70
  5. Step 5: Solve for x
    x = 2,094,287,275.70/48,205.75
  6. Step 6: Final answer
    x = 43,444.76

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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.