Home / 187,948.12-281,892.14-54,797.24

Finding the Fourth Proportional to 187,948.12, 281,892.14 and 54,797.24

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Solution

The fourth proportional to 187,948.12, 281,892.14 and 54,797.24 is: 82,187.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,948.12 : 281,892.14 = 54,797.24 : x
  2. Step 2: Convert to fraction form
    187,948.12/281,892.14 = 54,797.24/x
  3. Step 3: Cross multiply
    187,948.12x = 281,892.14 × 54,797.24
  4. Step 4: Simplify right side
    187,948.12x = 15,446,911,249.69
  5. Step 5: Solve for x
    x = 15,446,911,249.69/187,948.12
  6. Step 6: Final answer
    x = 82,187.10

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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.