Home / 51,806.76-77,710.13-34,272.48

Finding the Fourth Proportional to 51,806.76, 77,710.13 and 34,272.48

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Solution

The fourth proportional to 51,806.76, 77,710.13 and 34,272.48 is: 51,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806.76 : 77,710.13 = 34,272.48 : x
  2. Step 2: Convert to fraction form
    51,806.76/77,710.13 = 34,272.48/x
  3. Step 3: Cross multiply
    51,806.76x = 77,710.13 × 34,272.48
  4. Step 4: Simplify right side
    51,806.76x = 2,663,318,876.22
  5. Step 5: Solve for x
    x = 2,663,318,876.22/51,806.76
  6. Step 6: Final answer
    x = 51,408.71

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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.