Home / 199,660.02-275,528.72-109,015.70

Finding the Fourth Proportional to 199,660.02, 275,528.72 and 109,015.70

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Solution

The fourth proportional to 199,660.02, 275,528.72 and 109,015.70 is: 150,440.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,660.02 : 275,528.72 = 109,015.70 : x
  2. Step 2: Convert to fraction form
    199,660.02/275,528.72 = 109,015.70/x
  3. Step 3: Cross multiply
    199,660.02x = 275,528.72 × 109,015.70
  4. Step 4: Simplify right side
    199,660.02x = 30,036,954,358.18
  5. Step 5: Solve for x
    x = 30,036,954,358.18/199,660.02
  6. Step 6: Final answer
    x = 150,440.51

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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.