Home / 57,306.80-79,080.36-32,155.76

Finding the Fourth Proportional to 57,306.80, 79,080.36 and 32,155.76

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Solution

The fourth proportional to 57,306.80, 79,080.36 and 32,155.76 is: 44,373.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,306.80 : 79,080.36 = 32,155.76 : x
  2. Step 2: Convert to fraction form
    57,306.80/79,080.36 = 32,155.76/x
  3. Step 3: Cross multiply
    57,306.80x = 79,080.36 × 32,155.76
  4. Step 4: Simplify right side
    57,306.80x = 2,542,889,076.87
  5. Step 5: Solve for x
    x = 2,542,889,076.87/57,306.80
  6. Step 6: Final answer
    x = 44,373.25

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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.