Home / 135,400.33-203,098.20-46,651.87

Finding the Fourth Proportional to 135,400.33, 203,098.20 and 46,651.87

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Solution

The fourth proportional to 135,400.33, 203,098.20 and 46,651.87 is: 69,977.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,400.33 : 203,098.20 = 46,651.87 : x
  2. Step 2: Convert to fraction form
    135,400.33/203,098.20 = 46,651.87/x
  3. Step 3: Cross multiply
    135,400.33x = 203,098.20 × 46,651.87
  4. Step 4: Simplify right side
    135,400.33x = 9,474,910,823.63
  5. Step 5: Solve for x
    x = 9,474,910,823.63/135,400.33
  6. Step 6: Final answer
    x = 69,977.01

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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.