Home / 132,864.62-199,262.88-39,348.50

Finding the Fourth Proportional to 132,864.62, 199,262.88 and 39,348.50

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Solution

The fourth proportional to 132,864.62, 199,262.88 and 39,348.50 is: 59,012.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,864.62 : 199,262.88 = 39,348.50 : x
  2. Step 2: Convert to fraction form
    132,864.62/199,262.88 = 39,348.50/x
  3. Step 3: Cross multiply
    132,864.62x = 199,262.88 × 39,348.50
  4. Step 4: Simplify right side
    132,864.62x = 7,840,695,433.68
  5. Step 5: Solve for x
    x = 7,840,695,433.68/132,864.62
  6. Step 6: Final answer
    x = 59,012.67

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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.