Home / 152,716.39-229,140.19-108,626.47

Finding the Fourth Proportional to 152,716.39, 229,140.19 and 108,626.47

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Solution

The fourth proportional to 152,716.39, 229,140.19 and 108,626.47 is: 162,986.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,716.39 : 229,140.19 = 108,626.47 : x
  2. Step 2: Convert to fraction form
    152,716.39/229,140.19 = 108,626.47/x
  3. Step 3: Cross multiply
    152,716.39x = 229,140.19 × 108,626.47
  4. Step 4: Simplify right side
    152,716.39x = 24,890,689,537.76
  5. Step 5: Solve for x
    x = 24,890,689,537.76/152,716.39
  6. Step 6: Final answer
    x = 162,986.37

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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.