Home / 57,230.91-78,995.12-34,566.30

Finding the Fourth Proportional to 57,230.91, 78,995.12 and 34,566.30

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Solution

The fourth proportional to 57,230.91, 78,995.12 and 34,566.30 is: 47,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,230.91 : 78,995.12 = 34,566.30 : x
  2. Step 2: Convert to fraction form
    57,230.91/78,995.12 = 34,566.30/x
  3. Step 3: Cross multiply
    57,230.91x = 78,995.12 × 34,566.30
  4. Step 4: Simplify right side
    57,230.91x = 2,730,568,843.62
  5. Step 5: Solve for x
    x = 2,730,568,843.62/57,230.91
  6. Step 6: Final answer
    x = 47,711.44

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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.