Home / 67,976.94-101,975.79-34,678.85

Finding the Fourth Proportional to 67,976.94, 101,975.79 and 34,678.85

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Solution

The fourth proportional to 67,976.94, 101,975.79 and 34,678.85 is: 52,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,976.94 : 101,975.79 = 34,678.85 : x
  2. Step 2: Convert to fraction form
    67,976.94/101,975.79 = 34,678.85/x
  3. Step 3: Cross multiply
    67,976.94x = 101,975.79 × 34,678.85
  4. Step 4: Simplify right side
    67,976.94x = 3,536,402,615.16
  5. Step 5: Solve for x
    x = 3,536,402,615.16/67,976.94
  6. Step 6: Final answer
    x = 52,023.56

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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.