Home / 131,192.26-196,817.04-42,454.73

Finding the Fourth Proportional to 131,192.26, 196,817.04 and 42,454.73

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Solution

The fourth proportional to 131,192.26, 196,817.04 and 42,454.73 is: 63,691.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,192.26 : 196,817.04 = 42,454.73 : x
  2. Step 2: Convert to fraction form
    131,192.26/196,817.04 = 42,454.73/x
  3. Step 3: Cross multiply
    131,192.26x = 196,817.04 × 42,454.73
  4. Step 4: Simplify right side
    131,192.26x = 8,355,814,784.64
  5. Step 5: Solve for x
    x = 8,355,814,784.64/131,192.26
  6. Step 6: Final answer
    x = 63,691.37

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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.