Home / 141,338.04-195,050.61-80,079.77

Finding the Fourth Proportional to 141,338.04, 195,050.61 and 80,079.77

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Solution

The fourth proportional to 141,338.04, 195,050.61 and 80,079.77 is: 110,512.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,338.04 : 195,050.61 = 80,079.77 : x
  2. Step 2: Convert to fraction form
    141,338.04/195,050.61 = 80,079.77/x
  3. Step 3: Cross multiply
    141,338.04x = 195,050.61 × 80,079.77
  4. Step 4: Simplify right side
    141,338.04x = 15,619,607,011.91
  5. Step 5: Solve for x
    x = 15,619,607,011.91/141,338.04
  6. Step 6: Final answer
    x = 110,512.41

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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.