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Finding the Fourth Proportional to 70,697.48, 106,040.70 and 41,096.43

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Solution

The fourth proportional to 70,697.48, 106,040.70 and 41,096.43 is: 61,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,697.48 : 106,040.70 = 41,096.43 : x
  2. Step 2: Convert to fraction form
    70,697.48/106,040.70 = 41,096.43/x
  3. Step 3: Cross multiply
    70,697.48x = 106,040.70 × 41,096.43
  4. Step 4: Simplify right side
    70,697.48x = 4,357,894,204.70
  5. Step 5: Solve for x
    x = 4,357,894,204.70/70,697.48
  6. Step 6: Final answer
    x = 61,641.44

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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.