Home / 170,147.14-255,257.66-51,815.39

Finding the Fourth Proportional to 170,147.14, 255,257.66 and 51,815.39

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Solution

The fourth proportional to 170,147.14, 255,257.66 and 51,815.39 is: 77,734.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,147.14 : 255,257.66 = 51,815.39 : x
  2. Step 2: Convert to fraction form
    170,147.14/255,257.66 = 51,815.39/x
  3. Step 3: Cross multiply
    170,147.14x = 255,257.66 × 51,815.39
  4. Step 4: Simplify right side
    170,147.14x = 13,226,274,056.64
  5. Step 5: Solve for x
    x = 13,226,274,056.64/170,147.14
  6. Step 6: Final answer
    x = 77,734.33

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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.