Home / 187,962.88-281,916.88-54,807.36

Finding the Fourth Proportional to 187,962.88, 281,916.88 and 54,807.36

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Solution

The fourth proportional to 187,962.88, 281,916.88 and 54,807.36 is: 82,203.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,962.88 : 281,916.88 = 54,807.36 : x
  2. Step 2: Convert to fraction form
    187,962.88/281,916.88 = 54,807.36/x
  3. Step 3: Cross multiply
    187,962.88x = 281,916.88 × 54,807.36
  4. Step 4: Simplify right side
    187,962.88x = 15,451,119,932.24
  5. Step 5: Solve for x
    x = 15,451,119,932.24/187,962.88
  6. Step 6: Final answer
    x = 82,203.04

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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.