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Finding the Fourth Proportional to 225,052.40, 337,616.40 and 67,296.80

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Solution

The fourth proportional to 225,052.40, 337,616.40 and 67,296.80 is: 100,956.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,052.40 : 337,616.40 = 67,296.80 : x
  2. Step 2: Convert to fraction form
    225,052.40/337,616.40 = 67,296.80/x
  3. Step 3: Cross multiply
    225,052.40x = 337,616.40 × 67,296.80
  4. Step 4: Simplify right side
    225,052.40x = 22,720,503,347.52
  5. Step 5: Solve for x
    x = 22,720,503,347.52/225,052.40
  6. Step 6: Final answer
    x = 100,956.50

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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.