Home / 57,337.97-79,138.02-33,139.95

Finding the Fourth Proportional to 57,337.97, 79,138.02 and 33,139.95

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Solution

The fourth proportional to 57,337.97, 79,138.02 and 33,139.95 is: 45,739.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,337.97 : 79,138.02 = 33,139.95 : x
  2. Step 2: Convert to fraction form
    57,337.97/79,138.02 = 33,139.95/x
  3. Step 3: Cross multiply
    57,337.97x = 79,138.02 × 33,139.95
  4. Step 4: Simplify right side
    57,337.97x = 2,622,630,025.90
  5. Step 5: Solve for x
    x = 2,622,630,025.90/57,337.97
  6. Step 6: Final answer
    x = 45,739.85

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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.