Home / 42,134.73-63,202.05-17,169.36

Finding the Fourth Proportional to 42,134.73, 63,202.05 and 17,169.36

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Solution

The fourth proportional to 42,134.73, 63,202.05 and 17,169.36 is: 25,754.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,134.73 : 63,202.05 = 17,169.36 : x
  2. Step 2: Convert to fraction form
    42,134.73/63,202.05 = 17,169.36/x
  3. Step 3: Cross multiply
    42,134.73x = 63,202.05 × 17,169.36
  4. Step 4: Simplify right side
    42,134.73x = 1,085,138,749.19
  5. Step 5: Solve for x
    x = 1,085,138,749.19/42,134.73
  6. Step 6: Final answer
    x = 25,754.02

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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.