Home / 97,474.05-146,220.80-35,129.97

Finding the Fourth Proportional to 97,474.05, 146,220.80 and 35,129.97

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Solution

The fourth proportional to 97,474.05, 146,220.80 and 35,129.97 is: 52,698.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,474.05 : 146,220.80 = 35,129.97 : x
  2. Step 2: Convert to fraction form
    97,474.05/146,220.80 = 35,129.97/x
  3. Step 3: Cross multiply
    97,474.05x = 146,220.80 × 35,129.97
  4. Step 4: Simplify right side
    97,474.05x = 5,136,732,141.73
  5. Step 5: Solve for x
    x = 5,136,732,141.73/97,474.05
  6. Step 6: Final answer
    x = 52,698.46

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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.