Home / 80,169.16-110,565.78-60,073.48

Finding the Fourth Proportional to 80,169.16, 110,565.78 and 60,073.48

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Solution

The fourth proportional to 80,169.16, 110,565.78 and 60,073.48 is: 82,850.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,169.16 : 110,565.78 = 60,073.48 : x
  2. Step 2: Convert to fraction form
    80,169.16/110,565.78 = 60,073.48/x
  3. Step 3: Cross multiply
    80,169.16x = 110,565.78 × 60,073.48
  4. Step 4: Simplify right side
    80,169.16x = 6,642,071,173.51
  5. Step 5: Solve for x
    x = 6,642,071,173.51/80,169.16
  6. Step 6: Final answer
    x = 82,850.70

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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.