Home / 70,734.17-106,148-33,304.95

Finding the Fourth Proportional to 70,734.17, 106,148 and 33,304.95

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Solution

The fourth proportional to 70,734.17, 106,148 and 33,304.95 is: 49,979.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,734.17 : 106,148 = 33,304.95 : x
  2. Step 2: Convert to fraction form
    70,734.17/106,148 = 33,304.95/x
  3. Step 3: Cross multiply
    70,734.17x = 106,148 × 33,304.95
  4. Step 4: Simplify right side
    70,734.17x = 3,535,253,832.60
  5. Step 5: Solve for x
    x = 3,535,253,832.60/70,734.17
  6. Step 6: Final answer
    x = 49,979.43

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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.