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Finding the Fourth Proportional to 159,912.01, 220,682.02 and 88,296.56

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Solution

The fourth proportional to 159,912.01, 220,682.02 and 88,296.56 is: 121,851.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,912.01 : 220,682.02 = 88,296.56 : x
  2. Step 2: Convert to fraction form
    159,912.01/220,682.02 = 88,296.56/x
  3. Step 3: Cross multiply
    159,912.01x = 220,682.02 × 88,296.56
  4. Step 4: Simplify right side
    159,912.01x = 19,485,463,219.85
  5. Step 5: Solve for x
    x = 19,485,463,219.85/159,912.01
  6. Step 6: Final answer
    x = 121,851.16

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1.5x scale

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.