Home / 80,565.04-111,181.20-44,758.32

Finding the Fourth Proportional to 80,565.04, 111,181.20 and 44,758.32

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Solution

The fourth proportional to 80,565.04, 111,181.20 and 44,758.32 is: 61,767.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,565.04 : 111,181.20 = 44,758.32 : x
  2. Step 2: Convert to fraction form
    80,565.04/111,181.20 = 44,758.32/x
  3. Step 3: Cross multiply
    80,565.04x = 111,181.20 × 44,758.32
  4. Step 4: Simplify right side
    80,565.04x = 4,976,283,727.58
  5. Step 5: Solve for x
    x = 4,976,283,727.58/80,565.04
  6. Step 6: Final answer
    x = 61,767.28

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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.