Home / 230,368.46-345,708.38-80,610.04

Finding the Fourth Proportional to 230,368.46, 345,708.38 and 80,610.04

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Solution

The fourth proportional to 230,368.46, 345,708.38 and 80,610.04 is: 120,969.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,368.46 : 345,708.38 = 80,610.04 : x
  2. Step 2: Convert to fraction form
    230,368.46/345,708.38 = 80,610.04/x
  3. Step 3: Cross multiply
    230,368.46x = 345,708.38 × 80,610.04
  4. Step 4: Simplify right side
    230,368.46x = 27,867,566,973.80
  5. Step 5: Solve for x
    x = 27,867,566,973.80/230,368.46
  6. Step 6: Final answer
    x = 120,969.54

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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.