Home / 64,180.49-96,318.03-30,446.61

Finding the Fourth Proportional to 64,180.49, 96,318.03 and 30,446.61

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Solution

The fourth proportional to 64,180.49, 96,318.03 and 30,446.61 is: 45,692.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,180.49 : 96,318.03 = 30,446.61 : x
  2. Step 2: Convert to fraction form
    64,180.49/96,318.03 = 30,446.61/x
  3. Step 3: Cross multiply
    64,180.49x = 96,318.03 × 30,446.61
  4. Step 4: Simplify right side
    64,180.49x = 2,932,557,495.38
  5. Step 5: Solve for x
    x = 2,932,557,495.38/64,180.49
  6. Step 6: Final answer
    x = 45,692.35

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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.