Home / 187,704.56-281,554.58-75,382.76

Finding the Fourth Proportional to 187,704.56, 281,554.58 and 75,382.76

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Solution

The fourth proportional to 187,704.56, 281,554.58 and 75,382.76 is: 113,073.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,704.56 : 281,554.58 = 75,382.76 : x
  2. Step 2: Convert to fraction form
    187,704.56/281,554.58 = 75,382.76/x
  3. Step 3: Cross multiply
    187,704.56x = 281,554.58 × 75,382.76
  4. Step 4: Simplify right side
    187,704.56x = 21,224,362,223.38
  5. Step 5: Solve for x
    x = 21,224,362,223.38/187,704.56
  6. Step 6: Final answer
    x = 113,073.24

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1.5x scale

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.