Home / 195,121.56-292,449.37-100,397.13

Finding the Fourth Proportional to 195,121.56, 292,449.37 and 100,397.13

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Solution

The fourth proportional to 195,121.56, 292,449.37 and 100,397.13 is: 150,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,121.56 : 292,449.37 = 100,397.13 : x
  2. Step 2: Convert to fraction form
    195,121.56/292,449.37 = 100,397.13/x
  3. Step 3: Cross multiply
    195,121.56x = 292,449.37 × 100,397.13
  4. Step 4: Simplify right side
    195,121.56x = 29,361,077,418.31
  5. Step 5: Solve for x
    x = 29,361,077,418.31/195,121.56
  6. Step 6: Final answer
    x = 150,475.82

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1.5x scale

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.