Home / 131,297.24-196,964.08-42,522.05

Finding the Fourth Proportional to 131,297.24, 196,964.08 and 42,522.05

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Solution

The fourth proportional to 131,297.24, 196,964.08 and 42,522.05 is: 63,788.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,297.24 : 196,964.08 = 42,522.05 : x
  2. Step 2: Convert to fraction form
    131,297.24/196,964.08 = 42,522.05/x
  3. Step 3: Cross multiply
    131,297.24x = 196,964.08 × 42,522.05
  4. Step 4: Simplify right side
    131,297.24x = 8,375,315,366.84
  5. Step 5: Solve for x
    x = 8,375,315,366.84/131,297.24
  6. Step 6: Final answer
    x = 63,788.97

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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.