Home / 160,390.32-221,387.94-92,452.70

Finding the Fourth Proportional to 160,390.32, 221,387.94 and 92,452.70

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Solution

The fourth proportional to 160,390.32, 221,387.94 and 92,452.70 is: 127,613.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,390.32 : 221,387.94 = 92,452.70 : x
  2. Step 2: Convert to fraction form
    160,390.32/221,387.94 = 92,452.70/x
  3. Step 3: Cross multiply
    160,390.32x = 221,387.94 × 92,452.70
  4. Step 4: Simplify right side
    160,390.32x = 20,467,913,353.91
  5. Step 5: Solve for x
    x = 20,467,913,353.91/160,390.32
  6. Step 6: Final answer
    x = 127,613.15

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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.