Home / 51,668.10-71,331.66-34,702.56

Finding the Fourth Proportional to 51,668.10, 71,331.66 and 34,702.56

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Solution

The fourth proportional to 51,668.10, 71,331.66 and 34,702.56 is: 47,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,668.10 : 71,331.66 = 34,702.56 : x
  2. Step 2: Convert to fraction form
    51,668.10/71,331.66 = 34,702.56/x
  3. Step 3: Cross multiply
    51,668.10x = 71,331.66 × 34,702.56
  4. Step 4: Simplify right side
    51,668.10x = 2,475,391,211.05
  5. Step 5: Solve for x
    x = 2,475,391,211.05/51,668.10
  6. Step 6: Final answer
    x = 47,909.47

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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.