Home / 161,336.24-222,622.98-89,702

Finding the Fourth Proportional to 161,336.24, 222,622.98 and 89,702

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Solution

The fourth proportional to 161,336.24, 222,622.98 and 89,702 is: 123,777.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,336.24 : 222,622.98 = 89,702 : x
  2. Step 2: Convert to fraction form
    161,336.24/222,622.98 = 89,702/x
  3. Step 3: Cross multiply
    161,336.24x = 222,622.98 × 89,702
  4. Step 4: Simplify right side
    161,336.24x = 19,969,726,551.96
  5. Step 5: Solve for x
    x = 19,969,726,551.96/161,336.24
  6. Step 6: Final answer
    x = 123,777.07

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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.