Home / 173,138.20-259,707.30-166,226.20

Finding the Fourth Proportional to 173,138.20, 259,707.30 and 166,226.20

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Solution

The fourth proportional to 173,138.20, 259,707.30 and 166,226.20 is: 249,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,138.20 : 259,707.30 = 166,226.20 : x
  2. Step 2: Convert to fraction form
    173,138.20/259,707.30 = 166,226.20/x
  3. Step 3: Cross multiply
    173,138.20x = 259,707.30 × 166,226.20
  4. Step 4: Simplify right side
    173,138.20x = 43,170,157,591.26
  5. Step 5: Solve for x
    x = 43,170,157,591.26/173,138.20
  6. Step 6: Final answer
    x = 249,339.30

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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.