Home / 48,265.20-72,462.60-30,769.20

Finding the Fourth Proportional to 48,265.20, 72,462.60 and 30,769.20

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Solution

The fourth proportional to 48,265.20, 72,462.60 and 30,769.20 is: 46,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,265.20 : 72,462.60 = 30,769.20 : x
  2. Step 2: Convert to fraction form
    48,265.20/72,462.60 = 30,769.20/x
  3. Step 3: Cross multiply
    48,265.20x = 72,462.60 × 30,769.20
  4. Step 4: Simplify right side
    48,265.20x = 2,229,616,231.92
  5. Step 5: Solve for x
    x = 2,229,616,231.92/48,265.20
  6. Step 6: Final answer
    x = 46,195.11

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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.