Home / 149,277.24-205,993.20-82,209.24

Finding the Fourth Proportional to 149,277.24, 205,993.20 and 82,209.24

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Solution

The fourth proportional to 149,277.24, 205,993.20 and 82,209.24 is: 113,443.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,277.24 : 205,993.20 = 82,209.24 : x
  2. Step 2: Convert to fraction form
    149,277.24/205,993.20 = 82,209.24/x
  3. Step 3: Cross multiply
    149,277.24x = 205,993.20 × 82,209.24
  4. Step 4: Simplify right side
    149,277.24x = 16,934,544,417.17
  5. Step 5: Solve for x
    x = 16,934,544,417.17/149,277.24
  6. Step 6: Final answer
    x = 113,443.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.