Home / 149,460.30-206,233.83-92,851.02

Finding the Fourth Proportional to 149,460.30, 206,233.83 and 92,851.02

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Solution

The fourth proportional to 149,460.30, 206,233.83 and 92,851.02 is: 128,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,460.30 : 206,233.83 = 92,851.02 : x
  2. Step 2: Convert to fraction form
    149,460.30/206,233.83 = 92,851.02/x
  3. Step 3: Cross multiply
    149,460.30x = 206,233.83 × 92,851.02
  4. Step 4: Simplify right side
    149,460.30x = 19,149,021,474.01
  5. Step 5: Solve for x
    x = 19,149,021,474.01/149,460.30
  6. Step 6: Final answer
    x = 128,121.12

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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.