Home / 51,733.89-77,148.11-51,260.95

Finding the Fourth Proportional to 51,733.89, 77,148.11 and 51,260.95

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Solution

The fourth proportional to 51,733.89, 77,148.11 and 51,260.95 is: 76,442.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,733.89 : 77,148.11 = 51,260.95 : x
  2. Step 2: Convert to fraction form
    51,733.89/77,148.11 = 51,260.95/x
  3. Step 3: Cross multiply
    51,733.89x = 77,148.11 × 51,260.95
  4. Step 4: Simplify right side
    51,733.89x = 3,954,685,633.89
  5. Step 5: Solve for x
    x = 3,954,685,633.89/51,733.89
  6. Step 6: Final answer
    x = 76,442.84

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.