Home / 131,207.37-196,557.31-109,894.34

Finding the Fourth Proportional to 131,207.37, 196,557.31 and 109,894.34

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Solution

The fourth proportional to 131,207.37, 196,557.31 and 109,894.34 is: 164,628.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,207.37 : 196,557.31 = 109,894.34 : x
  2. Step 2: Convert to fraction form
    131,207.37/196,557.31 = 109,894.34/x
  3. Step 3: Cross multiply
    131,207.37x = 196,557.31 × 109,894.34
  4. Step 4: Simplify right side
    131,207.37x = 21,600,536,483.39
  5. Step 5: Solve for x
    x = 21,600,536,483.39/131,207.37
  6. Step 6: Final answer
    x = 164,628.99

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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.