Home / 77,620.41-116,347.72-44,268.66

Finding the Fourth Proportional to 77,620.41, 116,347.72 and 44,268.66

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Solution

The fourth proportional to 77,620.41, 116,347.72 and 44,268.66 is: 66,355.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,620.41 : 116,347.72 = 44,268.66 : x
  2. Step 2: Convert to fraction form
    77,620.41/116,347.72 = 44,268.66/x
  3. Step 3: Cross multiply
    77,620.41x = 116,347.72 × 44,268.66
  4. Step 4: Simplify right side
    77,620.41x = 5,150,557,658.46
  5. Step 5: Solve for x
    x = 5,150,557,658.46/77,620.41
  6. Step 6: Final answer
    x = 66,355.71

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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.