Home / 173,172.20-259,758.30-157,425.80

Finding the Fourth Proportional to 173,172.20, 259,758.30 and 157,425.80

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Solution

The fourth proportional to 173,172.20, 259,758.30 and 157,425.80 is: 236,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,172.20 : 259,758.30 = 157,425.80 : x
  2. Step 2: Convert to fraction form
    173,172.20/259,758.30 = 157,425.80/x
  3. Step 3: Cross multiply
    173,172.20x = 259,758.30 × 157,425.80
  4. Step 4: Simplify right side
    173,172.20x = 40,892,658,184.14
  5. Step 5: Solve for x
    x = 40,892,658,184.14/173,172.20
  6. Step 6: Final answer
    x = 236,138.70

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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.