Home / 76,933.76-106,167.78-45,096.50

Finding the Fourth Proportional to 76,933.76, 106,167.78 and 45,096.50

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Solution

The fourth proportional to 76,933.76, 106,167.78 and 45,096.50 is: 62,232.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,933.76 : 106,167.78 = 45,096.50 : x
  2. Step 2: Convert to fraction form
    76,933.76/106,167.78 = 45,096.50/x
  3. Step 3: Cross multiply
    76,933.76x = 106,167.78 × 45,096.50
  4. Step 4: Simplify right side
    76,933.76x = 4,787,795,556.19
  5. Step 5: Solve for x
    x = 4,787,795,556.19/76,933.76
  6. Step 6: Final answer
    x = 62,232.70

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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.