Home / 76,905.48-115,357.51-24,314.97

Finding the Fourth Proportional to 76,905.48, 115,357.51 and 24,314.97

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Solution

The fourth proportional to 76,905.48, 115,357.51 and 24,314.97 is: 36,472.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,905.48 : 115,357.51 = 24,314.97 : x
  2. Step 2: Convert to fraction form
    76,905.48/115,357.51 = 24,314.97/x
  3. Step 3: Cross multiply
    76,905.48x = 115,357.51 × 24,314.97
  4. Step 4: Simplify right side
    76,905.48x = 2,804,914,273.35
  5. Step 5: Solve for x
    x = 2,804,914,273.35/76,905.48
  6. Step 6: Final answer
    x = 36,472.23

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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.