Home / 131,607.30-197,512.46-97,949.36

Finding the Fourth Proportional to 131,607.30, 197,512.46 and 97,949.36

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Solution

The fourth proportional to 131,607.30, 197,512.46 and 97,949.36 is: 146,999.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,607.30 : 197,512.46 = 97,949.36 : x
  2. Step 2: Convert to fraction form
    131,607.30/197,512.46 = 97,949.36/x
  3. Step 3: Cross multiply
    131,607.30x = 197,512.46 × 97,949.36
  4. Step 4: Simplify right side
    131,607.30x = 19,346,219,049.03
  5. Step 5: Solve for x
    x = 19,346,219,049.03/131,607.30
  6. Step 6: Final answer
    x = 146,999.59

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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.