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Finding the Fourth Proportional to 167,599.76, 231,281.76 and 92,147.68

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Solution

The fourth proportional to 167,599.76, 231,281.76 and 92,147.68 is: 127,160.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,599.76 : 231,281.76 = 92,147.68 : x
  2. Step 2: Convert to fraction form
    167,599.76/231,281.76 = 92,147.68/x
  3. Step 3: Cross multiply
    167,599.76x = 231,281.76 × 92,147.68
  4. Step 4: Simplify right side
    167,599.76x = 21,312,077,610.32
  5. Step 5: Solve for x
    x = 21,312,077,610.32/167,599.76
  6. Step 6: Final answer
    x = 127,160.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.