Home / 57,165.55-78,891.39-34,504.23

Finding the Fourth Proportional to 57,165.55, 78,891.39 and 34,504.23

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Solution

The fourth proportional to 57,165.55, 78,891.39 and 34,504.23 is: 47,617.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,165.55 : 78,891.39 = 34,504.23 : x
  2. Step 2: Convert to fraction form
    57,165.55/78,891.39 = 34,504.23/x
  3. Step 3: Cross multiply
    57,165.55x = 78,891.39 × 34,504.23
  4. Step 4: Simplify right side
    57,165.55x = 2,722,086,614.70
  5. Step 5: Solve for x
    x = 2,722,086,614.70/57,165.55
  6. Step 6: Final answer
    x = 47,617.61

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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.