Home / 149,393.04-206,071.74-88,923.30

Finding the Fourth Proportional to 149,393.04, 206,071.74 and 88,923.30

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Solution

The fourth proportional to 149,393.04, 206,071.74 and 88,923.30 is: 122,660.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,393.04 : 206,071.74 = 88,923.30 : x
  2. Step 2: Convert to fraction form
    149,393.04/206,071.74 = 88,923.30/x
  3. Step 3: Cross multiply
    149,393.04x = 206,071.74 × 88,923.30
  4. Step 4: Simplify right side
    149,393.04x = 18,324,579,157.54
  5. Step 5: Solve for x
    x = 18,324,579,157.54/149,393.04
  6. Step 6: Final answer
    x = 122,660.19

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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.