Home / 80,055.54-119,984.86-44,921.38

Finding the Fourth Proportional to 80,055.54, 119,984.86 and 44,921.38

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Solution

The fourth proportional to 80,055.54, 119,984.86 and 44,921.38 is: 67,326.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,055.54 : 119,984.86 = 44,921.38 : x
  2. Step 2: Convert to fraction form
    80,055.54/119,984.86 = 44,921.38/x
  3. Step 3: Cross multiply
    80,055.54x = 119,984.86 × 44,921.38
  4. Step 4: Simplify right side
    80,055.54x = 5,389,885,490.31
  5. Step 5: Solve for x
    x = 5,389,885,490.31/80,055.54
  6. Step 6: Final answer
    x = 67,326.83

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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.