Home / 220,817.84-331,226.92-71,058.11

Finding the Fourth Proportional to 220,817.84, 331,226.92 and 71,058.11

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Solution

The fourth proportional to 220,817.84, 331,226.92 and 71,058.11 is: 106,587.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,817.84 : 331,226.92 = 71,058.11 : x
  2. Step 2: Convert to fraction form
    220,817.84/331,226.92 = 71,058.11/x
  3. Step 3: Cross multiply
    220,817.84x = 331,226.92 × 71,058.11
  4. Step 4: Simplify right side
    220,817.84x = 23,536,357,826.89
  5. Step 5: Solve for x
    x = 23,536,357,826.89/220,817.84
  6. Step 6: Final answer
    x = 106,587.21

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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.