Home / 51,363.09-76,938.49-30,238.04

Finding the Fourth Proportional to 51,363.09, 76,938.49 and 30,238.04

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Solution

The fourth proportional to 51,363.09, 76,938.49 and 30,238.04 is: 45,294.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,363.09 : 76,938.49 = 30,238.04 : x
  2. Step 2: Convert to fraction form
    51,363.09/76,938.49 = 30,238.04/x
  3. Step 3: Cross multiply
    51,363.09x = 76,938.49 × 30,238.04
  4. Step 4: Simplify right side
    51,363.09x = 2,326,469,138.16
  5. Step 5: Solve for x
    x = 2,326,469,138.16/51,363.09
  6. Step 6: Final answer
    x = 45,294.57

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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.