Home / 49,589.20-74,456.70-34,863.40

Finding the Fourth Proportional to 49,589.20, 74,456.70 and 34,863.40

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Solution

The fourth proportional to 49,589.20, 74,456.70 and 34,863.40 is: 52,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,589.20 : 74,456.70 = 34,863.40 : x
  2. Step 2: Convert to fraction form
    49,589.20/74,456.70 = 34,863.40/x
  3. Step 3: Cross multiply
    49,589.20x = 74,456.70 × 34,863.40
  4. Step 4: Simplify right side
    49,589.20x = 2,595,813,714.78
  5. Step 5: Solve for x
    x = 2,595,813,714.78/49,589.20
  6. Step 6: Final answer
    x = 52,346.35

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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.