Home / 199,551.28-275,381.58-108,909.16

Finding the Fourth Proportional to 199,551.28, 275,381.58 and 108,909.16

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Solution

The fourth proportional to 199,551.28, 275,381.58 and 108,909.16 is: 150,295.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,551.28 : 275,381.58 = 108,909.16 : x
  2. Step 2: Convert to fraction form
    199,551.28/275,381.58 = 108,909.16/x
  3. Step 3: Cross multiply
    199,551.28x = 275,381.58 × 108,909.16
  4. Step 4: Simplify right side
    199,551.28x = 29,991,576,557.27
  5. Step 5: Solve for x
    x = 29,991,576,557.27/199,551.28
  6. Step 6: Final answer
    x = 150,295.08

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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.