Home / 80,187.68-120,293.04-24,788

Finding the Fourth Proportional to 80,187.68, 120,293.04 and 24,788

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Solution

The fourth proportional to 80,187.68, 120,293.04 and 24,788 is: 37,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,187.68 : 120,293.04 = 24,788 : x
  2. Step 2: Convert to fraction form
    80,187.68/120,293.04 = 24,788/x
  3. Step 3: Cross multiply
    80,187.68x = 120,293.04 × 24,788
  4. Step 4: Simplify right side
    80,187.68x = 2,981,823,875.52
  5. Step 5: Solve for x
    x = 2,981,823,875.52/80,187.68
  6. Step 6: Final answer
    x = 37,185.56

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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.