Home / 161,269.09-222,552.96-88,675.81

Finding the Fourth Proportional to 161,269.09, 222,552.96 and 88,675.81

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Solution

The fourth proportional to 161,269.09, 222,552.96 and 88,675.81 is: 122,373.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,269.09 : 222,552.96 = 88,675.81 : x
  2. Step 2: Convert to fraction form
    161,269.09/222,552.96 = 88,675.81/x
  3. Step 3: Cross multiply
    161,269.09x = 222,552.96 × 88,675.81
  4. Step 4: Simplify right side
    161,269.09x = 19,735,063,995.90
  5. Step 5: Solve for x
    x = 19,735,063,995.90/161,269.09
  6. Step 6: Final answer
    x = 122,373.51

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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.