Home / 160,439.16-221,414.19-92,467.20

Finding the Fourth Proportional to 160,439.16, 221,414.19 and 92,467.20

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Solution

The fourth proportional to 160,439.16, 221,414.19 and 92,467.20 is: 127,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,439.16 : 221,414.19 = 92,467.20 : x
  2. Step 2: Convert to fraction form
    160,439.16/221,414.19 = 92,467.20/x
  3. Step 3: Cross multiply
    160,439.16x = 221,414.19 × 92,467.20
  4. Step 4: Simplify right side
    160,439.16x = 20,473,550,189.57
  5. Step 5: Solve for x
    x = 20,473,550,189.57/160,439.16
  6. Step 6: Final answer
    x = 127,609.43

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1.5x scale

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.