Home / 187,424.96-281,137.44-54,305.30

Finding the Fourth Proportional to 187,424.96, 281,137.44 and 54,305.30

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Solution

The fourth proportional to 187,424.96, 281,137.44 and 54,305.30 is: 81,457.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,424.96 : 281,137.44 = 54,305.30 : x
  2. Step 2: Convert to fraction form
    187,424.96/281,137.44 = 54,305.30/x
  3. Step 3: Cross multiply
    187,424.96x = 281,137.44 × 54,305.30
  4. Step 4: Simplify right side
    187,424.96x = 15,267,251,614.74
  5. Step 5: Solve for x
    x = 15,267,251,614.74/187,424.96
  6. Step 6: Final answer
    x = 81,457.94

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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.