Home / 141,675.03-195,467.61-80,411.22

Finding the Fourth Proportional to 141,675.03, 195,467.61 and 80,411.22

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Solution

The fourth proportional to 141,675.03, 195,467.61 and 80,411.22 is: 110,942.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,675.03 : 195,467.61 = 80,411.22 : x
  2. Step 2: Convert to fraction form
    141,675.03/195,467.61 = 80,411.22/x
  3. Step 3: Cross multiply
    141,675.03x = 195,467.61 × 80,411.22
  4. Step 4: Simplify right side
    141,675.03x = 15,717,788,990.58
  5. Step 5: Solve for x
    x = 15,717,788,990.58/141,675.03
  6. Step 6: Final answer
    x = 110,942.55

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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.