Home / 112,046.18-167,772.65-92,412.38

Finding the Fourth Proportional to 112,046.18, 167,772.65 and 92,412.38

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Solution

The fourth proportional to 112,046.18, 167,772.65 and 92,412.38 is: 138,373.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,046.18 : 167,772.65 = 92,412.38 : x
  2. Step 2: Convert to fraction form
    112,046.18/167,772.65 = 92,412.38/x
  3. Step 3: Cross multiply
    112,046.18x = 167,772.65 × 92,412.38
  4. Step 4: Simplify right side
    112,046.18x = 15,504,269,842.78
  5. Step 5: Solve for x
    x = 15,504,269,842.78/112,046.18
  6. Step 6: Final answer
    x = 138,373.93

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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.