Home / 114,928.20-158,569.92-67,193.28

Finding the Fourth Proportional to 114,928.20, 158,569.92 and 67,193.28

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Solution

The fourth proportional to 114,928.20, 158,569.92 and 67,193.28 is: 92,708.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,928.20 : 158,569.92 = 67,193.28 : x
  2. Step 2: Convert to fraction form
    114,928.20/158,569.92 = 67,193.28/x
  3. Step 3: Cross multiply
    114,928.20x = 158,569.92 × 67,193.28
  4. Step 4: Simplify right side
    114,928.20x = 10,654,833,034.14
  5. Step 5: Solve for x
    x = 10,654,833,034.14/114,928.20
  6. Step 6: Final answer
    x = 92,708.60

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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.