Home / 221,844.92-332,634.10-86,748.06

Finding the Fourth Proportional to 221,844.92, 332,634.10 and 86,748.06

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Solution

The fourth proportional to 221,844.92, 332,634.10 and 86,748.06 is: 130,069.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,844.92 : 332,634.10 = 86,748.06 : x
  2. Step 2: Convert to fraction form
    221,844.92/332,634.10 = 86,748.06/x
  3. Step 3: Cross multiply
    221,844.92x = 332,634.10 × 86,748.06
  4. Step 4: Simplify right side
    221,844.92x = 28,855,362,647.98
  5. Step 5: Solve for x
    x = 28,855,362,647.98/221,844.92
  6. Step 6: Final answer
    x = 130,069.97

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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.