Home / 234,645.96-324,078.66-159,063.24

Finding the Fourth Proportional to 234,645.96, 324,078.66 and 159,063.24

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Solution

The fourth proportional to 234,645.96, 324,078.66 and 159,063.24 is: 219,688.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,645.96 : 324,078.66 = 159,063.24 : x
  2. Step 2: Convert to fraction form
    234,645.96/324,078.66 = 159,063.24/x
  3. Step 3: Cross multiply
    234,645.96x = 324,078.66 × 159,063.24
  4. Step 4: Simplify right side
    234,645.96x = 51,549,001,674.46
  5. Step 5: Solve for x
    x = 51,549,001,674.46/234,645.96
  6. Step 6: Final answer
    x = 219,688.43

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1.5x scale

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.