Home / 47,156.80-70,663.92-31,546.48

Finding the Fourth Proportional to 47,156.80, 70,663.92 and 31,546.48

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Solution

The fourth proportional to 47,156.80, 70,663.92 and 31,546.48 is: 47,272.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,156.80 : 70,663.92 = 31,546.48 : x
  2. Step 2: Convert to fraction form
    47,156.80/70,663.92 = 31,546.48/x
  3. Step 3: Cross multiply
    47,156.80x = 70,663.92 × 31,546.48
  4. Step 4: Simplify right side
    47,156.80x = 2,229,197,939.00
  5. Step 5: Solve for x
    x = 2,229,197,939.00/47,156.80
  6. Step 6: Final answer
    x = 47,272.04

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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.