Home / 161,301.03-222,589.61-88,703.31

Finding the Fourth Proportional to 161,301.03, 222,589.61 and 88,703.31

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Solution

The fourth proportional to 161,301.03, 222,589.61 and 88,703.31 is: 122,407.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,301.03 : 222,589.61 = 88,703.31 : x
  2. Step 2: Convert to fraction form
    161,301.03/222,589.61 = 88,703.31/x
  3. Step 3: Cross multiply
    161,301.03x = 222,589.61 × 88,703.31
  4. Step 4: Simplify right side
    161,301.03x = 19,744,434,735.09
  5. Step 5: Solve for x
    x = 19,744,434,735.09/161,301.03
  6. Step 6: Final answer
    x = 122,407.37

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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.