Home / 135,338.99-203,036.51-40,565.34

Finding the Fourth Proportional to 135,338.99, 203,036.51 and 40,565.34

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Solution

The fourth proportional to 135,338.99, 203,036.51 and 40,565.34 is: 60,856.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,338.99 : 203,036.51 = 40,565.34 : x
  2. Step 2: Convert to fraction form
    135,338.99/203,036.51 = 40,565.34/x
  3. Step 3: Cross multiply
    135,338.99x = 203,036.51 × 40,565.34
  4. Step 4: Simplify right side
    135,338.99x = 8,236,245,060.56
  5. Step 5: Solve for x
    x = 8,236,245,060.56/135,338.99
  6. Step 6: Final answer
    x = 60,856.41

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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.