Home / 125,934.94-188,712.06-75,959.56

Finding the Fourth Proportional to 125,934.94, 188,712.06 and 75,959.56

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Solution

The fourth proportional to 125,934.94, 188,712.06 and 75,959.56 is: 113,824.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,934.94 : 188,712.06 = 75,959.56 : x
  2. Step 2: Convert to fraction form
    125,934.94/188,712.06 = 75,959.56/x
  3. Step 3: Cross multiply
    125,934.94x = 188,712.06 × 75,959.56
  4. Step 4: Simplify right side
    125,934.94x = 14,334,485,044.29
  5. Step 5: Solve for x
    x = 14,334,485,044.29/125,934.94
  6. Step 6: Final answer
    x = 113,824.53

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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.