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Finding the Fourth Proportional to 59,856.50, 82,542.79 and 50,806.58

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Solution

The fourth proportional to 59,856.50, 82,542.79 and 50,806.58 is: 70,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,856.50 : 82,542.79 = 50,806.58 : x
  2. Step 2: Convert to fraction form
    59,856.50/82,542.79 = 50,806.58/x
  3. Step 3: Cross multiply
    59,856.50x = 82,542.79 × 50,806.58
  4. Step 4: Simplify right side
    59,856.50x = 4,193,716,450.84
  5. Step 5: Solve for x
    x = 4,193,716,450.84/59,856.50
  6. Step 6: Final answer
    x = 70,062.84

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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.