Home / 173,682.20-260,564.26-138,277.38

Finding the Fourth Proportional to 173,682.20, 260,564.26 and 138,277.38

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Solution

The fourth proportional to 173,682.20, 260,564.26 and 138,277.38 is: 207,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,682.20 : 260,564.26 = 138,277.38 : x
  2. Step 2: Convert to fraction form
    173,682.20/260,564.26 = 138,277.38/x
  3. Step 3: Cross multiply
    173,682.20x = 260,564.26 × 138,277.38
  4. Step 4: Simplify right side
    173,682.20x = 36,030,143,194.44
  5. Step 5: Solve for x
    x = 36,030,143,194.44/173,682.20
  6. Step 6: Final answer
    x = 207,448.68

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1.5x scale

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.