Home / 223,972.23-336,005.60-74,203.95

Finding the Fourth Proportional to 223,972.23, 336,005.60 and 74,203.95

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Solution

The fourth proportional to 223,972.23, 336,005.60 and 74,203.95 is: 111,321.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,972.23 : 336,005.60 = 74,203.95 : x
  2. Step 2: Convert to fraction form
    223,972.23/336,005.60 = 74,203.95/x
  3. Step 3: Cross multiply
    223,972.23x = 336,005.60 × 74,203.95
  4. Step 4: Simplify right side
    223,972.23x = 24,932,942,371.10
  5. Step 5: Solve for x
    x = 24,932,942,371.10/223,972.23
  6. Step 6: Final answer
    x = 111,321.58

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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.