Home / 202,728.02-279,763.97-113,304.02

Finding the Fourth Proportional to 202,728.02, 279,763.97 and 113,304.02

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Solution

The fourth proportional to 202,728.02, 279,763.97 and 113,304.02 is: 156,359.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,728.02 : 279,763.97 = 113,304.02 : x
  2. Step 2: Convert to fraction form
    202,728.02/279,763.97 = 113,304.02/x
  3. Step 3: Cross multiply
    202,728.02x = 279,763.97 × 113,304.02
  4. Step 4: Simplify right side
    202,728.02x = 31,698,382,452.16
  5. Step 5: Solve for x
    x = 31,698,382,452.16/202,728.02
  6. Step 6: Final answer
    x = 156,359.16

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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.