Home / 187,748.49-281,685.60-61,394.57

Finding the Fourth Proportional to 187,748.49, 281,685.60 and 61,394.57

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Solution

The fourth proportional to 187,748.49, 281,685.60 and 61,394.57 is: 92,112.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,748.49 : 281,685.60 = 61,394.57 : x
  2. Step 2: Convert to fraction form
    187,748.49/281,685.60 = 61,394.57/x
  3. Step 3: Cross multiply
    187,748.49x = 281,685.60 × 61,394.57
  4. Step 4: Simplify right side
    187,748.49x = 17,293,964,878.76
  5. Step 5: Solve for x
    x = 17,293,964,878.76/187,748.49
  6. Step 6: Final answer
    x = 92,112.40

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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.