Home / 77,410.41-116,121.82-33,037.66

Finding the Fourth Proportional to 77,410.41, 116,121.82 and 33,037.66

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Solution

The fourth proportional to 77,410.41, 116,121.82 and 33,037.66 is: 49,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,410.41 : 116,121.82 = 33,037.66 : x
  2. Step 2: Convert to fraction form
    77,410.41/116,121.82 = 33,037.66/x
  3. Step 3: Cross multiply
    77,410.41x = 116,121.82 × 33,037.66
  4. Step 4: Simplify right side
    77,410.41x = 3,836,393,207.74
  5. Step 5: Solve for x
    x = 3,836,393,207.74/77,410.41
  6. Step 6: Final answer
    x = 49,559.14

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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.