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Finding the Fourth Proportional to 274,862.22, 412,030.89 and 87,752.22

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Solution

The fourth proportional to 274,862.22, 412,030.89 and 87,752.22 is: 131,544.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,862.22 : 412,030.89 = 87,752.22 : x
  2. Step 2: Convert to fraction form
    274,862.22/412,030.89 = 87,752.22/x
  3. Step 3: Cross multiply
    274,862.22x = 412,030.89 × 87,752.22
  4. Step 4: Simplify right side
    274,862.22x = 36,156,625,306.08
  5. Step 5: Solve for x
    x = 36,156,625,306.08/274,862.22
  6. Step 6: Final answer
    x = 131,544.54

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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.