Home / 220,895.25-331,342.88-54,683.25

Finding the Fourth Proportional to 220,895.25, 331,342.88 and 54,683.25

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Solution

The fourth proportional to 220,895.25, 331,342.88 and 54,683.25 is: 82,024.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,895.25 : 331,342.88 = 54,683.25 : x
  2. Step 2: Convert to fraction form
    220,895.25/331,342.88 = 54,683.25/x
  3. Step 3: Cross multiply
    220,895.25x = 331,342.88 × 54,683.25
  4. Step 4: Simplify right side
    220,895.25x = 18,118,905,269.34
  5. Step 5: Solve for x
    x = 18,118,905,269.34/220,895.25
  6. Step 6: Final answer
    x = 82,024.88

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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.