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Finding the Fourth Proportional to 169,065.70, 253,606.34 and 94,129.43

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Solution

The fourth proportional to 169,065.70, 253,606.34 and 94,129.43 is: 141,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,065.70 : 253,606.34 = 94,129.43 : x
  2. Step 2: Convert to fraction form
    169,065.70/253,606.34 = 94,129.43/x
  3. Step 3: Cross multiply
    169,065.70x = 253,606.34 × 94,129.43
  4. Step 4: Simplify right side
    169,065.70x = 23,871,819,195.88
  5. Step 5: Solve for x
    x = 23,871,819,195.88/169,065.70
  6. Step 6: Final answer
    x = 141,198.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.