Home / 131,995.44-182,153.61-71,568.09

Finding the Fourth Proportional to 131,995.44, 182,153.61 and 71,568.09

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Solution

The fourth proportional to 131,995.44, 182,153.61 and 71,568.09 is: 98,763.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,995.44 : 182,153.61 = 71,568.09 : x
  2. Step 2: Convert to fraction form
    131,995.44/182,153.61 = 71,568.09/x
  3. Step 3: Cross multiply
    131,995.44x = 182,153.61 × 71,568.09
  4. Step 4: Simplify right side
    131,995.44x = 13,036,385,954.30
  5. Step 5: Solve for x
    x = 13,036,385,954.30/131,995.44
  6. Step 6: Final answer
    x = 98,763.91

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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.