Home / 112,882.28-169,332.62-56,693.48

Finding the Fourth Proportional to 112,882.28, 169,332.62 and 56,693.48

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Solution

The fourth proportional to 112,882.28, 169,332.62 and 56,693.48 is: 85,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,882.28 : 169,332.62 = 56,693.48 : x
  2. Step 2: Convert to fraction form
    112,882.28/169,332.62 = 56,693.48/x
  3. Step 3: Cross multiply
    112,882.28x = 169,332.62 × 56,693.48
  4. Step 4: Simplify right side
    112,882.28x = 9,600,054,375.19
  5. Step 5: Solve for x
    x = 9,600,054,375.19/112,882.28
  6. Step 6: Final answer
    x = 85,044.83

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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.