Home / 131,451.44-197,174.28-36,679.10

Finding the Fourth Proportional to 131,451.44, 197,174.28 and 36,679.10

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Solution

The fourth proportional to 131,451.44, 197,174.28 and 36,679.10 is: 55,017.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,451.44 : 197,174.28 = 36,679.10 : x
  2. Step 2: Convert to fraction form
    131,451.44/197,174.28 = 36,679.10/x
  3. Step 3: Cross multiply
    131,451.44x = 197,174.28 × 36,679.10
  4. Step 4: Simplify right side
    131,451.44x = 7,232,175,133.55
  5. Step 5: Solve for x
    x = 7,232,175,133.55/131,451.44
  6. Step 6: Final answer
    x = 55,017.85

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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.