Home / 187,545.75-281,222.94-61,104.69

Finding the Fourth Proportional to 187,545.75, 281,222.94 and 61,104.69

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Solution

The fourth proportional to 187,545.75, 281,222.94 and 61,104.69 is: 91,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,545.75 : 281,222.94 = 61,104.69 : x
  2. Step 2: Convert to fraction form
    187,545.75/281,222.94 = 61,104.69/x
  3. Step 3: Cross multiply
    187,545.75x = 281,222.94 × 61,104.69
  4. Step 4: Simplify right side
    187,545.75x = 17,184,040,569.59
  5. Step 5: Solve for x
    x = 17,184,040,569.59/187,545.75
  6. Step 6: Final answer
    x = 91,625.86

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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.