Home / 181,036.10-271,651.35-75,865.70

Finding the Fourth Proportional to 181,036.10, 271,651.35 and 75,865.70

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Solution

The fourth proportional to 181,036.10, 271,651.35 and 75,865.70 is: 113,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,036.10 : 271,651.35 = 75,865.70 : x
  2. Step 2: Convert to fraction form
    181,036.10/271,651.35 = 75,865.70/x
  3. Step 3: Cross multiply
    181,036.10x = 271,651.35 × 75,865.70
  4. Step 4: Simplify right side
    181,036.10x = 20,609,019,823.70
  5. Step 5: Solve for x
    x = 20,609,019,823.70/181,036.10
  6. Step 6: Final answer
    x = 113,839.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.