Home / 199,823.58-275,748.48-109,177.26

Finding the Fourth Proportional to 199,823.58, 275,748.48 and 109,177.26

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Solution

The fourth proportional to 199,823.58, 275,748.48 and 109,177.26 is: 150,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,823.58 : 275,748.48 = 109,177.26 : x
  2. Step 2: Convert to fraction form
    199,823.58/275,748.48 = 109,177.26/x
  3. Step 3: Cross multiply
    199,823.58x = 275,748.48 × 109,177.26
  4. Step 4: Simplify right side
    199,823.58x = 30,105,463,495.56
  5. Step 5: Solve for x
    x = 30,105,463,495.56/199,823.58
  6. Step 6: Final answer
    x = 150,660.21

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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.