Home / 199,851.93-275,796.39-109,207.91

Finding the Fourth Proportional to 199,851.93, 275,796.39 and 109,207.91

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Solution

The fourth proportional to 199,851.93, 275,796.39 and 109,207.91 is: 150,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,851.93 : 275,796.39 = 109,207.91 : x
  2. Step 2: Convert to fraction form
    199,851.93/275,796.39 = 109,207.91/x
  3. Step 3: Cross multiply
    199,851.93x = 275,796.39 × 109,207.91
  4. Step 4: Simplify right side
    199,851.93x = 30,119,146,728.93
  5. Step 5: Solve for x
    x = 30,119,146,728.93/199,851.93
  6. Step 6: Final answer
    x = 150,707.31

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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.