Home / 217,037.30-325,901.55-147,226.10

Finding the Fourth Proportional to 217,037.30, 325,901.55 and 147,226.10

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Solution

The fourth proportional to 217,037.30, 325,901.55 and 147,226.10 is: 221,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,037.30 : 325,901.55 = 147,226.10 : x
  2. Step 2: Convert to fraction form
    217,037.30/325,901.55 = 147,226.10/x
  3. Step 3: Cross multiply
    217,037.30x = 325,901.55 × 147,226.10
  4. Step 4: Simplify right side
    217,037.30x = 47,981,214,190.46
  5. Step 5: Solve for x
    x = 47,981,214,190.46/217,037.30
  6. Step 6: Final answer
    x = 221,073.59

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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.