Home / 168,949.71-253,432.95-50,609.76

Finding the Fourth Proportional to 168,949.71, 253,432.95 and 50,609.76

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Solution

The fourth proportional to 168,949.71, 253,432.95 and 50,609.76 is: 75,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,949.71 : 253,432.95 = 50,609.76 : x
  2. Step 2: Convert to fraction form
    168,949.71/253,432.95 = 50,609.76/x
  3. Step 3: Cross multiply
    168,949.71x = 253,432.95 × 50,609.76
  4. Step 4: Simplify right side
    168,949.71x = 12,826,180,775.59
  5. Step 5: Solve for x
    x = 12,826,180,775.59/168,949.71
  6. Step 6: Final answer
    x = 75,917.15

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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.