Home / 230,682.40-318,287.28-130,060.96

Finding the Fourth Proportional to 230,682.40, 318,287.28 and 130,060.96

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Solution

The fourth proportional to 230,682.40, 318,287.28 and 130,060.96 is: 179,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,682.40 : 318,287.28 = 130,060.96 : x
  2. Step 2: Convert to fraction form
    230,682.40/318,287.28 = 130,060.96/x
  3. Step 3: Cross multiply
    230,682.40x = 318,287.28 × 130,060.96
  4. Step 4: Simplify right side
    230,682.40x = 41,396,749,192.59
  5. Step 5: Solve for x
    x = 41,396,749,192.59/230,682.40
  6. Step 6: Final answer
    x = 179,453.44

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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.