Home / 135,908.20-203,833.14-42,362.92

Finding the Fourth Proportional to 135,908.20, 203,833.14 and 42,362.92

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Solution

The fourth proportional to 135,908.20, 203,833.14 and 42,362.92 is: 63,535.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,908.20 : 203,833.14 = 42,362.92 : x
  2. Step 2: Convert to fraction form
    135,908.20/203,833.14 = 42,362.92/x
  3. Step 3: Cross multiply
    135,908.20x = 203,833.14 × 42,362.92
  4. Step 4: Simplify right side
    135,908.20x = 8,634,967,003.17
  5. Step 5: Solve for x
    x = 8,634,967,003.17/135,908.20
  6. Step 6: Final answer
    x = 63,535.29

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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.