Home / 97,346.30-146,153.92-67,286.49

Finding the Fourth Proportional to 97,346.30, 146,153.92 and 67,286.49

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Solution

The fourth proportional to 97,346.30, 146,153.92 and 67,286.49 is: 101,022.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,346.30 : 146,153.92 = 67,286.49 : x
  2. Step 2: Convert to fraction form
    97,346.30/146,153.92 = 67,286.49/x
  3. Step 3: Cross multiply
    97,346.30x = 146,153.92 × 67,286.49
  4. Step 4: Simplify right side
    97,346.30x = 9,834,184,276.54
  5. Step 5: Solve for x
    x = 9,834,184,276.54/97,346.30
  6. Step 6: Final answer
    x = 101,022.68

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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.