Home / 51,299.66-70,822.98-39,104.42

Finding the Fourth Proportional to 51,299.66, 70,822.98 and 39,104.42

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Solution

The fourth proportional to 51,299.66, 70,822.98 and 39,104.42 is: 53,986.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,299.66 : 70,822.98 = 39,104.42 : x
  2. Step 2: Convert to fraction form
    51,299.66/70,822.98 = 39,104.42/x
  3. Step 3: Cross multiply
    51,299.66x = 70,822.98 × 39,104.42
  4. Step 4: Simplify right side
    51,299.66x = 2,769,491,555.57
  5. Step 5: Solve for x
    x = 2,769,491,555.57/51,299.66
  6. Step 6: Final answer
    x = 53,986.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.