Home / 187,715.94-281,597.40-61,368.90

Finding the Fourth Proportional to 187,715.94, 281,597.40 and 61,368.90

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Solution

The fourth proportional to 187,715.94, 281,597.40 and 61,368.90 is: 92,061.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,715.94 : 281,597.40 = 61,368.90 : x
  2. Step 2: Convert to fraction form
    187,715.94/281,597.40 = 61,368.90/x
  3. Step 3: Cross multiply
    187,715.94x = 281,597.40 × 61,368.90
  4. Step 4: Simplify right side
    187,715.94x = 17,281,322,680.86
  5. Step 5: Solve for x
    x = 17,281,322,680.86/187,715.94
  6. Step 6: Final answer
    x = 92,061.03

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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.