Home / 223,825.20-335,772.36-74,103.12

Finding the Fourth Proportional to 223,825.20, 335,772.36 and 74,103.12

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Solution

The fourth proportional to 223,825.20, 335,772.36 and 74,103.12 is: 111,166.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,825.20 : 335,772.36 = 74,103.12 : x
  2. Step 2: Convert to fraction form
    223,825.20/335,772.36 = 74,103.12/x
  3. Step 3: Cross multiply
    223,825.20x = 335,772.36 × 74,103.12
  4. Step 4: Simplify right side
    223,825.20x = 24,881,779,485.76
  5. Step 5: Solve for x
    x = 24,881,779,485.76/223,825.20
  6. Step 6: Final answer
    x = 111,166.12

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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.