Home / 161,367.67-222,695.26-89,746.15

Finding the Fourth Proportional to 161,367.67, 222,695.26 and 89,746.15

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Solution

The fourth proportional to 161,367.67, 222,695.26 and 89,746.15 is: 123,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,367.67 : 222,695.26 = 89,746.15 : x
  2. Step 2: Convert to fraction form
    161,367.67/222,695.26 = 89,746.15/x
  3. Step 3: Cross multiply
    161,367.67x = 222,695.26 × 89,746.15
  4. Step 4: Simplify right side
    161,367.67x = 19,986,042,208.25
  5. Step 5: Solve for x
    x = 19,986,042,208.25/161,367.67
  6. Step 6: Final answer
    x = 123,854.07

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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.