Home / 187,924.55-281,928.29-54,815.22

Finding the Fourth Proportional to 187,924.55, 281,928.29 and 54,815.22

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Solution

The fourth proportional to 187,924.55, 281,928.29 and 54,815.22 is: 82,234.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,924.55 : 281,928.29 = 54,815.22 : x
  2. Step 2: Convert to fraction form
    187,924.55/281,928.29 = 54,815.22/x
  3. Step 3: Cross multiply
    187,924.55x = 281,928.29 × 54,815.22
  4. Step 4: Simplify right side
    187,924.55x = 15,453,960,966.50
  5. Step 5: Solve for x
    x = 15,453,960,966.50/187,924.55
  6. Step 6: Final answer
    x = 82,234.93

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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.