Home / 141,468.46-195,225.49-80,226.21

Finding the Fourth Proportional to 141,468.46, 195,225.49 and 80,226.21

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Solution

The fourth proportional to 141,468.46, 195,225.49 and 80,226.21 is: 110,711.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,468.46 : 195,225.49 = 80,226.21 : x
  2. Step 2: Convert to fraction form
    141,468.46/195,225.49 = 80,226.21/x
  3. Step 3: Cross multiply
    141,468.46x = 195,225.49 × 80,226.21
  4. Step 4: Simplify right side
    141,468.46x = 15,662,201,990.47
  5. Step 5: Solve for x
    x = 15,662,201,990.47/141,468.46
  6. Step 6: Final answer
    x = 110,711.62

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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.