Home / 187,084.82-280,627.23-68,704.94

Finding the Fourth Proportional to 187,084.82, 280,627.23 and 68,704.94

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Solution

The fourth proportional to 187,084.82, 280,627.23 and 68,704.94 is: 103,057.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,084.82 : 280,627.23 = 68,704.94 : x
  2. Step 2: Convert to fraction form
    187,084.82/280,627.23 = 68,704.94/x
  3. Step 3: Cross multiply
    187,084.82x = 280,627.23 × 68,704.94
  4. Step 4: Simplify right side
    187,084.82x = 19,280,475,596.38
  5. Step 5: Solve for x
    x = 19,280,475,596.38/187,084.82
  6. Step 6: Final answer
    x = 103,057.41

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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.