Home / 49,044.32-73,398-30,317.12

Finding the Fourth Proportional to 49,044.32, 73,398 and 30,317.12

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Solution

The fourth proportional to 49,044.32, 73,398 and 30,317.12 is: 45,371.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,044.32 : 73,398 = 30,317.12 : x
  2. Step 2: Convert to fraction form
    49,044.32/73,398 = 30,317.12/x
  3. Step 3: Cross multiply
    49,044.32x = 73,398 × 30,317.12
  4. Step 4: Simplify right side
    49,044.32x = 2,225,215,973.76
  5. Step 5: Solve for x
    x = 2,225,215,973.76/49,044.32
  6. Step 6: Final answer
    x = 45,371.53

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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.