Home / 141,448.87-195,193.50-80,199.18

Finding the Fourth Proportional to 141,448.87, 195,193.50 and 80,199.18

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Solution

The fourth proportional to 141,448.87, 195,193.50 and 80,199.18 is: 110,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,448.87 : 195,193.50 = 80,199.18 : x
  2. Step 2: Convert to fraction form
    141,448.87/195,193.50 = 80,199.18/x
  3. Step 3: Cross multiply
    141,448.87x = 195,193.50 × 80,199.18
  4. Step 4: Simplify right side
    141,448.87x = 15,654,358,340.58
  5. Step 5: Solve for x
    x = 15,654,358,340.58/141,448.87
  6. Step 6: Final answer
    x = 110,671.50

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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.