Home / 223,025.20-334,537.80-73,288.60

Finding the Fourth Proportional to 223,025.20, 334,537.80 and 73,288.60

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Solution

The fourth proportional to 223,025.20, 334,537.80 and 73,288.60 is: 109,932.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,025.20 : 334,537.80 = 73,288.60 : x
  2. Step 2: Convert to fraction form
    223,025.20/334,537.80 = 73,288.60/x
  3. Step 3: Cross multiply
    223,025.20x = 334,537.80 × 73,288.60
  4. Step 4: Simplify right side
    223,025.20x = 24,517,807,009.08
  5. Step 5: Solve for x
    x = 24,517,807,009.08/223,025.20
  6. Step 6: Final answer
    x = 109,932.90

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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.