Home / 67,338.78-92,928.12-37,125.17

Finding the Fourth Proportional to 67,338.78, 92,928.12 and 37,125.17

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Solution

The fourth proportional to 67,338.78, 92,928.12 and 37,125.17 is: 51,233.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,338.78 : 92,928.12 = 37,125.17 : x
  2. Step 2: Convert to fraction form
    67,338.78/92,928.12 = 37,125.17/x
  3. Step 3: Cross multiply
    67,338.78x = 92,928.12 × 37,125.17
  4. Step 4: Simplify right side
    67,338.78x = 3,449,972,392.29
  5. Step 5: Solve for x
    x = 3,449,972,392.29/67,338.78
  6. Step 6: Final answer
    x = 51,233.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.