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Finding the Fourth Proportional to 169,469.70, 254,206.01 and 43,110.06

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Solution

The fourth proportional to 169,469.70, 254,206.01 and 43,110.06 is: 64,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,469.70 : 254,206.01 = 43,110.06 : x
  2. Step 2: Convert to fraction form
    169,469.70/254,206.01 = 43,110.06/x
  3. Step 3: Cross multiply
    169,469.70x = 254,206.01 × 43,110.06
  4. Step 4: Simplify right side
    169,469.70x = 10,958,836,343.46
  5. Step 5: Solve for x
    x = 10,958,836,343.46/169,469.70
  6. Step 6: Final answer
    x = 64,665.46

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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.