Home / 131,418.40-197,127.60-32,922.40

Finding the Fourth Proportional to 131,418.40, 197,127.60 and 32,922.40

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Solution

The fourth proportional to 131,418.40, 197,127.60 and 32,922.40 is: 49,383.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,418.40 : 197,127.60 = 32,922.40 : x
  2. Step 2: Convert to fraction form
    131,418.40/197,127.60 = 32,922.40/x
  3. Step 3: Cross multiply
    131,418.40x = 197,127.60 × 32,922.40
  4. Step 4: Simplify right side
    131,418.40x = 6,489,913,698.24
  5. Step 5: Solve for x
    x = 6,489,913,698.24/131,418.40
  6. Step 6: Final answer
    x = 49,383.60

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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.