Home / 57,306.80-85,959.82-31,177.62

Finding the Fourth Proportional to 57,306.80, 85,959.82 and 31,177.62

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Solution

The fourth proportional to 57,306.80, 85,959.82 and 31,177.62 is: 46,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,306.80 : 85,959.82 = 31,177.62 : x
  2. Step 2: Convert to fraction form
    57,306.80/85,959.82 = 31,177.62/x
  3. Step 3: Cross multiply
    57,306.80x = 85,959.82 × 31,177.62
  4. Step 4: Simplify right side
    57,306.80x = 2,680,022,603.23
  5. Step 5: Solve for x
    x = 2,680,022,603.23/57,306.80
  6. Step 6: Final answer
    x = 46,766.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.