Home / 161,470.44-222,822.90-89,853.48

Finding the Fourth Proportional to 161,470.44, 222,822.90 and 89,853.48

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Solution

The fourth proportional to 161,470.44, 222,822.90 and 89,853.48 is: 123,994.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,470.44 : 222,822.90 = 89,853.48 : x
  2. Step 2: Convert to fraction form
    161,470.44/222,822.90 = 89,853.48/x
  3. Step 3: Cross multiply
    161,470.44x = 222,822.90 × 89,853.48
  4. Step 4: Simplify right side
    161,470.44x = 20,021,412,988.69
  5. Step 5: Solve for x
    x = 20,021,412,988.69/161,470.44
  6. Step 6: Final answer
    x = 123,994.29

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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.