Home / 141,238.30-211,660.62-106,136.96

Finding the Fourth Proportional to 141,238.30, 211,660.62 and 106,136.96

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Solution

The fourth proportional to 141,238.30, 211,660.62 and 106,136.96 is: 159,057.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,238.30 : 211,660.62 = 106,136.96 : x
  2. Step 2: Convert to fraction form
    141,238.30/211,660.62 = 106,136.96/x
  3. Step 3: Cross multiply
    141,238.30x = 211,660.62 × 106,136.96
  4. Step 4: Simplify right side
    141,238.30x = 22,465,014,758.52
  5. Step 5: Solve for x
    x = 22,465,014,758.52/141,238.30
  6. Step 6: Final answer
    x = 159,057.53

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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.