Home / 68,387.20-94,390.05-44,472.22

Finding the Fourth Proportional to 68,387.20, 94,390.05 and 44,472.22

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Solution

The fourth proportional to 68,387.20, 94,390.05 and 44,472.22 is: 61,381.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,387.20 : 94,390.05 = 44,472.22 : x
  2. Step 2: Convert to fraction form
    68,387.20/94,390.05 = 44,472.22/x
  3. Step 3: Cross multiply
    68,387.20x = 94,390.05 × 44,472.22
  4. Step 4: Simplify right side
    68,387.20x = 4,197,735,138.62
  5. Step 5: Solve for x
    x = 4,197,735,138.62/68,387.20
  6. Step 6: Final answer
    x = 61,381.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.