Home / 89,734.56-134,474.95-49,771.15

Finding the Fourth Proportional to 89,734.56, 134,474.95 and 49,771.15

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Solution

The fourth proportional to 89,734.56, 134,474.95 and 49,771.15 is: 74,586.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,734.56 : 134,474.95 = 49,771.15 : x
  2. Step 2: Convert to fraction form
    89,734.56/134,474.95 = 49,771.15/x
  3. Step 3: Cross multiply
    89,734.56x = 134,474.95 × 49,771.15
  4. Step 4: Simplify right side
    89,734.56x = 6,692,972,234.64
  5. Step 5: Solve for x
    x = 6,692,972,234.64/89,734.56
  6. Step 6: Final answer
    x = 74,586.34

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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.