Home / 173,396.20-260,159.10-68,288.44

Finding the Fourth Proportional to 173,396.20, 260,159.10 and 68,288.44

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Solution

The fourth proportional to 173,396.20, 260,159.10 and 68,288.44 is: 102,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,396.20 : 260,159.10 = 68,288.44 : x
  2. Step 2: Convert to fraction form
    173,396.20/260,159.10 = 68,288.44/x
  3. Step 3: Cross multiply
    173,396.20x = 260,159.10 × 68,288.44
  4. Step 4: Simplify right side
    173,396.20x = 17,765,859,090.80
  5. Step 5: Solve for x
    x = 17,765,859,090.80/173,396.20
  6. Step 6: Final answer
    x = 102,458.18

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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.