Home / 135,924.30-203,886.45-107,930.70

Finding the Fourth Proportional to 135,924.30, 203,886.45 and 107,930.70

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Solution

The fourth proportional to 135,924.30, 203,886.45 and 107,930.70 is: 161,896.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,924.30 : 203,886.45 = 107,930.70 : x
  2. Step 2: Convert to fraction form
    135,924.30/203,886.45 = 107,930.70/x
  3. Step 3: Cross multiply
    135,924.30x = 203,886.45 × 107,930.70
  4. Step 4: Simplify right side
    135,924.30x = 22,005,607,269.02
  5. Step 5: Solve for x
    x = 22,005,607,269.02/135,924.30
  6. Step 6: Final answer
    x = 161,896.05

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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.