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Finding the Fourth Proportional to 192,651.30, 288,871.92 and 59,506.74

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Solution

The fourth proportional to 192,651.30, 288,871.92 and 59,506.74 is: 89,227.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,651.30 : 288,871.92 = 59,506.74 : x
  2. Step 2: Convert to fraction form
    192,651.30/288,871.92 = 59,506.74/x
  3. Step 3: Cross multiply
    192,651.30x = 288,871.92 × 59,506.74
  4. Step 4: Simplify right side
    192,651.30x = 17,189,826,236.74
  5. Step 5: Solve for x
    x = 17,189,826,236.74/192,651.30
  6. Step 6: Final answer
    x = 89,227.67

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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.