Home / 187,434.20-281,216.10-180,954.20

Finding the Fourth Proportional to 187,434.20, 281,216.10 and 180,954.20

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Solution

The fourth proportional to 187,434.20, 281,216.10 and 180,954.20 is: 271,493.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,434.20 : 281,216.10 = 180,954.20 : x
  2. Step 2: Convert to fraction form
    187,434.20/281,216.10 = 180,954.20/x
  3. Step 3: Cross multiply
    187,434.20x = 281,216.10 × 180,954.20
  4. Step 4: Simplify right side
    187,434.20x = 50,887,234,402.62
  5. Step 5: Solve for x
    x = 50,887,234,402.62/187,434.20
  6. Step 6: Final answer
    x = 271,493.86

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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.