Home / 80,287.20-110,776.32-46,306.08

Finding the Fourth Proportional to 80,287.20, 110,776.32 and 46,306.08

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Solution

The fourth proportional to 80,287.20, 110,776.32 and 46,306.08 is: 63,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,287.20 : 110,776.32 = 46,306.08 : x
  2. Step 2: Convert to fraction form
    80,287.20/110,776.32 = 46,306.08/x
  3. Step 3: Cross multiply
    80,287.20x = 110,776.32 × 46,306.08
  4. Step 4: Simplify right side
    80,287.20x = 5,129,617,136.03
  5. Step 5: Solve for x
    x = 5,129,617,136.03/80,287.20
  6. Step 6: Final answer
    x = 63,890.85

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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.