Home / 80,853.31-111,575.23-46,862.47

Finding the Fourth Proportional to 80,853.31, 111,575.23 and 46,862.47

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Solution

The fourth proportional to 80,853.31, 111,575.23 and 46,862.47 is: 64,668.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,853.31 : 111,575.23 = 46,862.47 : x
  2. Step 2: Convert to fraction form
    80,853.31/111,575.23 = 46,862.47/x
  3. Step 3: Cross multiply
    80,853.31x = 111,575.23 × 46,862.47
  4. Step 4: Simplify right side
    80,853.31x = 5,228,690,868.62
  5. Step 5: Solve for x
    x = 5,228,690,868.62/80,853.31
  6. Step 6: Final answer
    x = 64,668.85

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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.