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Finding the Fourth Proportional to 174,754.62, 262,210.39 and 103,815.88

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Solution

The fourth proportional to 174,754.62, 262,210.39 and 103,815.88 is: 155,770.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,754.62 : 262,210.39 = 103,815.88 : x
  2. Step 2: Convert to fraction form
    174,754.62/262,210.39 = 103,815.88/x
  3. Step 3: Cross multiply
    174,754.62x = 262,210.39 × 103,815.88
  4. Step 4: Simplify right side
    174,754.62x = 27,221,601,467.93
  5. Step 5: Solve for x
    x = 27,221,601,467.93/174,754.62
  6. Step 6: Final answer
    x = 155,770.43

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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.