Home / 113,861.04-170,791.20-30,755.04

Finding the Fourth Proportional to 113,861.04, 170,791.20 and 30,755.04

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Solution

The fourth proportional to 113,861.04, 170,791.20 and 30,755.04 is: 46,132.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,861.04 : 170,791.20 = 30,755.04 : x
  2. Step 2: Convert to fraction form
    113,861.04/170,791.20 = 30,755.04/x
  3. Step 3: Cross multiply
    113,861.04x = 170,791.20 × 30,755.04
  4. Step 4: Simplify right side
    113,861.04x = 5,252,690,187.65
  5. Step 5: Solve for x
    x = 5,252,690,187.65/113,861.04
  6. Step 6: Final answer
    x = 46,132.46

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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.