Home / 77,252.49-115,833.62-32,856.39

Finding the Fourth Proportional to 77,252.49, 115,833.62 and 32,856.39

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Solution

The fourth proportional to 77,252.49, 115,833.62 and 32,856.39 is: 49,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,252.49 : 115,833.62 = 32,856.39 : x
  2. Step 2: Convert to fraction form
    77,252.49/115,833.62 = 32,856.39/x
  3. Step 3: Cross multiply
    77,252.49x = 115,833.62 × 32,856.39
  4. Step 4: Simplify right side
    77,252.49x = 3,805,874,593.83
  5. Step 5: Solve for x
    x = 3,805,874,593.83/77,252.49
  6. Step 6: Final answer
    x = 49,265.40

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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.