Home / 79,943.60-119,932.42-23,783.88

Finding the Fourth Proportional to 79,943.60, 119,932.42 and 23,783.88

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Solution

The fourth proportional to 79,943.60, 119,932.42 and 23,783.88 is: 35,680.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,943.60 : 119,932.42 = 23,783.88 : x
  2. Step 2: Convert to fraction form
    79,943.60/119,932.42 = 23,783.88/x
  3. Step 3: Cross multiply
    79,943.60x = 119,932.42 × 23,783.88
  4. Step 4: Simplify right side
    79,943.60x = 2,852,458,285.39
  5. Step 5: Solve for x
    x = 2,852,458,285.39/79,943.60
  6. Step 6: Final answer
    x = 35,680.88

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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.