Home / 51,921.27-77,950.92-35,110.76

Finding the Fourth Proportional to 51,921.27, 77,950.92 and 35,110.76

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Solution

The fourth proportional to 51,921.27, 77,950.92 and 35,110.76 is: 52,712.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,921.27 : 77,950.92 = 35,110.76 : x
  2. Step 2: Convert to fraction form
    51,921.27/77,950.92 = 35,110.76/x
  3. Step 3: Cross multiply
    51,921.27x = 77,950.92 × 35,110.76
  4. Step 4: Simplify right side
    51,921.27x = 2,736,915,785.81
  5. Step 5: Solve for x
    x = 2,736,915,785.81/51,921.27
  6. Step 6: Final answer
    x = 52,712.81

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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.