Home / 136,404.20-205,043.70-97,232.60

Finding the Fourth Proportional to 136,404.20, 205,043.70 and 97,232.60

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Solution

The fourth proportional to 136,404.20, 205,043.70 and 97,232.60 is: 146,160.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,404.20 : 205,043.70 = 97,232.60 : x
  2. Step 2: Convert to fraction form
    136,404.20/205,043.70 = 97,232.60/x
  3. Step 3: Cross multiply
    136,404.20x = 205,043.70 × 97,232.60
  4. Step 4: Simplify right side
    136,404.20x = 19,936,932,064.62
  5. Step 5: Solve for x
    x = 19,936,932,064.62/136,404.20
  6. Step 6: Final answer
    x = 146,160.69

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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.