Home / 187,742.08-281,613.11-124,685.36

Finding the Fourth Proportional to 187,742.08, 281,613.11 and 124,685.36

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Solution

The fourth proportional to 187,742.08, 281,613.11 and 124,685.36 is: 187,028.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,742.08 : 281,613.11 = 124,685.36 : x
  2. Step 2: Convert to fraction form
    187,742.08/281,613.11 = 124,685.36/x
  3. Step 3: Cross multiply
    187,742.08x = 281,613.11 × 124,685.36
  4. Step 4: Simplify right side
    187,742.08x = 35,113,031,377.64
  5. Step 5: Solve for x
    x = 35,113,031,377.64/187,742.08
  6. Step 6: Final answer
    x = 187,028.04

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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.