Home / 161,471.08-222,703.86-104,900.68

Finding the Fourth Proportional to 161,471.08, 222,703.86 and 104,900.68

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Solution

The fourth proportional to 161,471.08, 222,703.86 and 104,900.68 is: 144,680.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,471.08 : 222,703.86 = 104,900.68 : x
  2. Step 2: Convert to fraction form
    161,471.08/222,703.86 = 104,900.68/x
  3. Step 3: Cross multiply
    161,471.08x = 222,703.86 × 104,900.68
  4. Step 4: Simplify right side
    161,471.08x = 23,361,786,352.62
  5. Step 5: Solve for x
    x = 23,361,786,352.62/161,471.08
  6. Step 6: Final answer
    x = 144,680.93

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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.