Home / 217,021.39-325,138.41-160,235.92

Finding the Fourth Proportional to 217,021.39, 325,138.41 and 160,235.92

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Solution

The fourth proportional to 217,021.39, 325,138.41 and 160,235.92 is: 240,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,021.39 : 325,138.41 = 160,235.92 : x
  2. Step 2: Convert to fraction form
    217,021.39/325,138.41 = 160,235.92/x
  3. Step 3: Cross multiply
    217,021.39x = 325,138.41 × 160,235.92
  4. Step 4: Simplify right side
    217,021.39x = 52,098,852,253.69
  5. Step 5: Solve for x
    x = 52,098,852,253.69/217,021.39
  6. Step 6: Final answer
    x = 240,063.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.