Home / 188,906.27-260,697.02-102,868.56

Finding the Fourth Proportional to 188,906.27, 260,697.02 and 102,868.56

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Solution

The fourth proportional to 188,906.27, 260,697.02 and 102,868.56 is: 141,962.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,906.27 : 260,697.02 = 102,868.56 : x
  2. Step 2: Convert to fraction form
    188,906.27/260,697.02 = 102,868.56/x
  3. Step 3: Cross multiply
    188,906.27x = 260,697.02 × 102,868.56
  4. Step 4: Simplify right side
    188,906.27x = 26,817,526,529.35
  5. Step 5: Solve for x
    x = 26,817,526,529.35/188,906.27
  6. Step 6: Final answer
    x = 141,962.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.