Home / 73,309.20-110,017.80-49,560.72

Finding the Fourth Proportional to 73,309.20, 110,017.80 and 49,560.72

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Solution

The fourth proportional to 73,309.20, 110,017.80 and 49,560.72 is: 74,377.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,309.20 : 110,017.80 = 49,560.72 : x
  2. Step 2: Convert to fraction form
    73,309.20/110,017.80 = 49,560.72/x
  3. Step 3: Cross multiply
    73,309.20x = 110,017.80 × 49,560.72
  4. Step 4: Simplify right side
    73,309.20x = 5,452,561,380.82
  5. Step 5: Solve for x
    x = 5,452,561,380.82/73,309.20
  6. Step 6: Final answer
    x = 74,377.59

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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.