Home / 199,926.52-275,906.01-109,288.63

Finding the Fourth Proportional to 199,926.52, 275,906.01 and 109,288.63

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Solution

The fourth proportional to 199,926.52, 275,906.01 and 109,288.63 is: 150,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,926.52 : 275,906.01 = 109,288.63 : x
  2. Step 2: Convert to fraction form
    199,926.52/275,906.01 = 109,288.63/x
  3. Step 3: Cross multiply
    199,926.52x = 275,906.01 × 109,288.63
  4. Step 4: Simplify right side
    199,926.52x = 30,153,389,841.67
  5. Step 5: Solve for x
    x = 30,153,389,841.67/199,926.52
  6. Step 6: Final answer
    x = 150,822.36

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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.