Home / 51,748.18-71,370.72-34,747.30

Finding the Fourth Proportional to 51,748.18, 71,370.72 and 34,747.30

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Solution

The fourth proportional to 51,748.18, 71,370.72 and 34,747.30 is: 47,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,748.18 : 71,370.72 = 34,747.30 : x
  2. Step 2: Convert to fraction form
    51,748.18/71,370.72 = 34,747.30/x
  3. Step 3: Cross multiply
    51,748.18x = 71,370.72 × 34,747.30
  4. Step 4: Simplify right side
    51,748.18x = 2,479,939,819.06
  5. Step 5: Solve for x
    x = 2,479,939,819.06/51,748.18
  6. Step 6: Final answer
    x = 47,923.23

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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.