Home / 80,635.94-111,280.45-44,340.14

Finding the Fourth Proportional to 80,635.94, 111,280.45 and 44,340.14

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Solution

The fourth proportional to 80,635.94, 111,280.45 and 44,340.14 is: 61,190.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,635.94 : 111,280.45 = 44,340.14 : x
  2. Step 2: Convert to fraction form
    80,635.94/111,280.45 = 44,340.14/x
  3. Step 3: Cross multiply
    80,635.94x = 111,280.45 × 44,340.14
  4. Step 4: Simplify right side
    80,635.94x = 4,934,190,356.80
  5. Step 5: Solve for x
    x = 4,934,190,356.80/80,635.94
  6. Step 6: Final answer
    x = 61,190.96

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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.