Home / 199,888.02-275,844.87-109,244.03

Finding the Fourth Proportional to 199,888.02, 275,844.87 and 109,244.03

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Solution

The fourth proportional to 199,888.02, 275,844.87 and 109,244.03 is: 150,756.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,888.02 : 275,844.87 = 109,244.03 : x
  2. Step 2: Convert to fraction form
    199,888.02/275,844.87 = 109,244.03/x
  3. Step 3: Cross multiply
    199,888.02x = 275,844.87 × 109,244.03
  4. Step 4: Simplify right side
    199,888.02x = 30,134,403,874.40
  5. Step 5: Solve for x
    x = 30,134,403,874.40/199,888.02
  6. Step 6: Final answer
    x = 150,756.43

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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.