Home / 187,707.33-281,558.66-45,553.79

Finding the Fourth Proportional to 187,707.33, 281,558.66 and 45,553.79

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Solution

The fourth proportional to 187,707.33, 281,558.66 and 45,553.79 is: 68,330.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,707.33 : 281,558.66 = 45,553.79 : x
  2. Step 2: Convert to fraction form
    187,707.33/281,558.66 = 45,553.79/x
  3. Step 3: Cross multiply
    187,707.33x = 281,558.66 × 45,553.79
  4. Step 4: Simplify right side
    187,707.33x = 12,826,064,546.45
  5. Step 5: Solve for x
    x = 12,826,064,546.45/187,707.33
  6. Step 6: Final answer
    x = 68,330.12

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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.