Home / 187,551.84-281,352.46-61,147.68

Finding the Fourth Proportional to 187,551.84, 281,352.46 and 61,147.68

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Solution

The fourth proportional to 187,551.84, 281,352.46 and 61,147.68 is: 91,729.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,551.84 : 281,352.46 = 61,147.68 : x
  2. Step 2: Convert to fraction form
    187,551.84/281,352.46 = 61,147.68/x
  3. Step 3: Cross multiply
    187,551.84x = 281,352.46 × 61,147.68
  4. Step 4: Simplify right side
    187,551.84x = 17,204,050,191.29
  5. Step 5: Solve for x
    x = 17,204,050,191.29/187,551.84
  6. Step 6: Final answer
    x = 91,729.57

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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.