Home / 112,741.20-169,127.33-37,882.73

Finding the Fourth Proportional to 112,741.20, 169,127.33 and 37,882.73

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Solution

The fourth proportional to 112,741.20, 169,127.33 and 37,882.73 is: 56,829.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,741.20 : 169,127.33 = 37,882.73 : x
  2. Step 2: Convert to fraction form
    112,741.20/169,127.33 = 37,882.73/x
  3. Step 3: Cross multiply
    112,741.20x = 169,127.33 × 37,882.73
  4. Step 4: Simplify right side
    112,741.20x = 6,407,004,978.01
  5. Step 5: Solve for x
    x = 6,407,004,978.01/112,741.20
  6. Step 6: Final answer
    x = 56,829.31

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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.