Home / 187,631.98-281,463.46-61,269.41

Finding the Fourth Proportional to 187,631.98, 281,463.46 and 61,269.41

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Solution

The fourth proportional to 187,631.98, 281,463.46 and 61,269.41 is: 91,909.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,631.98 : 281,463.46 = 61,269.41 : x
  2. Step 2: Convert to fraction form
    187,631.98/281,463.46 = 61,269.41/x
  3. Step 3: Cross multiply
    187,631.98x = 281,463.46 × 61,269.41
  4. Step 4: Simplify right side
    187,631.98x = 17,245,100,681.24
  5. Step 5: Solve for x
    x = 17,245,100,681.24/187,631.98
  6. Step 6: Final answer
    x = 91,909.18

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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.