Home / 187,227.60-280,841.40-54,112.20

Finding the Fourth Proportional to 187,227.60, 280,841.40 and 54,112.20

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Solution

The fourth proportional to 187,227.60, 280,841.40 and 54,112.20 is: 81,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,227.60 : 280,841.40 = 54,112.20 : x
  2. Step 2: Convert to fraction form
    187,227.60/280,841.40 = 54,112.20/x
  3. Step 3: Cross multiply
    187,227.60x = 280,841.40 × 54,112.20
  4. Step 4: Simplify right side
    187,227.60x = 15,196,946,005.08
  5. Step 5: Solve for x
    x = 15,196,946,005.08/187,227.60
  6. Step 6: Final answer
    x = 81,168.30

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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.