Home / 220,702.19-331,056.33-62,930.63

Finding the Fourth Proportional to 220,702.19, 331,056.33 and 62,930.63

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Solution

The fourth proportional to 220,702.19, 331,056.33 and 62,930.63 is: 94,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,702.19 : 331,056.33 = 62,930.63 : x
  2. Step 2: Convert to fraction form
    220,702.19/331,056.33 = 62,930.63/x
  3. Step 3: Cross multiply
    220,702.19x = 331,056.33 × 62,930.63
  4. Step 4: Simplify right side
    220,702.19x = 20,833,581,757.11
  5. Step 5: Solve for x
    x = 20,833,581,757.11/220,702.19
  6. Step 6: Final answer
    x = 94,396.81

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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.