Home / 57,292.20-79,061.07-31,799.70

Finding the Fourth Proportional to 57,292.20, 79,061.07 and 31,799.70

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Solution

The fourth proportional to 57,292.20, 79,061.07 and 31,799.70 is: 43,882.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.20 : 79,061.07 = 31,799.70 : x
  2. Step 2: Convert to fraction form
    57,292.20/79,061.07 = 31,799.70/x
  3. Step 3: Cross multiply
    57,292.20x = 79,061.07 × 31,799.70
  4. Step 4: Simplify right side
    57,292.20x = 2,514,118,307.68
  5. Step 5: Solve for x
    x = 2,514,118,307.68/57,292.20
  6. Step 6: Final answer
    x = 43,882.38

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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.