Home / 45,360.72-68,044.68-14,195.88

Finding the Fourth Proportional to 45,360.72, 68,044.68 and 14,195.88

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Solution

The fourth proportional to 45,360.72, 68,044.68 and 14,195.88 is: 21,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,360.72 : 68,044.68 = 14,195.88 : x
  2. Step 2: Convert to fraction form
    45,360.72/68,044.68 = 14,195.88/x
  3. Step 3: Cross multiply
    45,360.72x = 68,044.68 × 14,195.88
  4. Step 4: Simplify right side
    45,360.72x = 965,954,111.92
  5. Step 5: Solve for x
    x = 965,954,111.92/45,360.72
  6. Step 6: Final answer
    x = 21,294.95

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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.