Home / 223,036.20-334,443.60-80,875.80

Finding the Fourth Proportional to 223,036.20, 334,443.60 and 80,875.80

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Solution

The fourth proportional to 223,036.20, 334,443.60 and 80,875.80 is: 121,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,036.20 : 334,443.60 = 80,875.80 : x
  2. Step 2: Convert to fraction form
    223,036.20/334,443.60 = 80,875.80/x
  3. Step 3: Cross multiply
    223,036.20x = 334,443.60 × 80,875.80
  4. Step 4: Simplify right side
    223,036.20x = 27,048,393,704.88
  5. Step 5: Solve for x
    x = 27,048,393,704.88/223,036.20
  6. Step 6: Final answer
    x = 121,273.56

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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.