Home / 80,211.75-110,694.81-46,217.59

Finding the Fourth Proportional to 80,211.75, 110,694.81 and 46,217.59

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Solution

The fourth proportional to 80,211.75, 110,694.81 and 46,217.59 is: 63,781.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,211.75 : 110,694.81 = 46,217.59 : x
  2. Step 2: Convert to fraction form
    80,211.75/110,694.81 = 46,217.59/x
  3. Step 3: Cross multiply
    80,211.75x = 110,694.81 × 46,217.59
  4. Step 4: Simplify right side
    80,211.75x = 5,116,047,343.71
  5. Step 5: Solve for x
    x = 5,116,047,343.71/80,211.75
  6. Step 6: Final answer
    x = 63,781.77

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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.