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Finding the Fourth Proportional to 250,757.25, 376,194.20 and 84,545.25

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Solution

The fourth proportional to 250,757.25, 376,194.20 and 84,545.25 is: 126,837.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,757.25 : 376,194.20 = 84,545.25 : x
  2. Step 2: Convert to fraction form
    250,757.25/376,194.20 = 84,545.25/x
  3. Step 3: Cross multiply
    250,757.25x = 376,194.20 × 84,545.25
  4. Step 4: Simplify right side
    250,757.25x = 31,805,432,264.82
  5. Step 5: Solve for x
    x = 31,805,432,264.82/250,757.25
  6. Step 6: Final answer
    x = 126,837.54

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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.