Home / 76,359.27-114,511.46-26,425.81

Finding the Fourth Proportional to 76,359.27, 114,511.46 and 26,425.81

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Solution

The fourth proportional to 76,359.27, 114,511.46 and 26,425.81 is: 39,629.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,359.27 : 114,511.46 = 26,425.81 : x
  2. Step 2: Convert to fraction form
    76,359.27/114,511.46 = 26,425.81/x
  3. Step 3: Cross multiply
    76,359.27x = 114,511.46 × 26,425.81
  4. Step 4: Simplify right side
    76,359.27x = 3,026,058,084.78
  5. Step 5: Solve for x
    x = 3,026,058,084.78/76,359.27
  6. Step 6: Final answer
    x = 39,629.22

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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.