Home / 83,541,648.96-115,294,770.72-48,745,549.44

Finding the Fourth Proportional to 83,541,648.96, 115,294,770.72 and 48,745,549.44

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Solution

The fourth proportional to 83,541,648.96, 115,294,770.72 and 48,745,549.44 is: 67,273,114.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,541,648.96 : 115,294,770.72 = 48,745,549.44 : x
  2. Step 2: Convert to fraction form
    83,541,648.96/115,294,770.72 = 48,745,549.44/x
  3. Step 3: Cross multiply
    83,541,648.96x = 115,294,770.72 × 48,745,549.44
  4. Step 4: Simplify right side
    83,541,648.96x = 5,620,106,946,305,224
  5. Step 5: Solve for x
    x = 5,620,106,946,305,224/83,541,648.96
  6. Step 6: Final answer
    x = 67,273,114.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.