Home / 112,723.74-169,046.28-37,827.90

Finding the Fourth Proportional to 112,723.74, 169,046.28 and 37,827.90

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Solution

The fourth proportional to 112,723.74, 169,046.28 and 37,827.90 is: 56,728.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,723.74 : 169,046.28 = 37,827.90 : x
  2. Step 2: Convert to fraction form
    112,723.74/169,046.28 = 37,827.90/x
  3. Step 3: Cross multiply
    112,723.74x = 169,046.28 × 37,827.90
  4. Step 4: Simplify right side
    112,723.74x = 6,394,665,775.21
  5. Step 5: Solve for x
    x = 6,394,665,775.21/112,723.74
  6. Step 6: Final answer
    x = 56,728.65

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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.