Home / 76,906.48-115,359-24,315.97

Finding the Fourth Proportional to 76,906.48, 115,359 and 24,315.97

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Solution

The fourth proportional to 76,906.48, 115,359 and 24,315.97 is: 36,473.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,906.48 : 115,359 = 24,315.97 : x
  2. Step 2: Convert to fraction form
    76,906.48/115,359 = 24,315.97/x
  3. Step 3: Cross multiply
    76,906.48x = 115,359 × 24,315.97
  4. Step 4: Simplify right side
    76,906.48x = 2,805,065,983.23
  5. Step 5: Solve for x
    x = 2,805,065,983.23/76,906.48
  6. Step 6: Final answer
    x = 36,473.73

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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.