Home / 187,412.20-281,183.10-180,932.20

Finding the Fourth Proportional to 187,412.20, 281,183.10 and 180,932.20

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Solution

The fourth proportional to 187,412.20, 281,183.10 and 180,932.20 is: 271,460.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,412.20 : 281,183.10 = 180,932.20 : x
  2. Step 2: Convert to fraction form
    187,412.20/281,183.10 = 180,932.20/x
  3. Step 3: Cross multiply
    187,412.20x = 281,183.10 × 180,932.20
  4. Step 4: Simplify right side
    187,412.20x = 50,875,076,885.82
  5. Step 5: Solve for x
    x = 50,875,076,885.82/187,412.20
  6. Step 6: Final answer
    x = 271,460.86

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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.