Home / 170,447.39-255,671.10-52,118.73

Finding the Fourth Proportional to 170,447.39, 255,671.10 and 52,118.73

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Solution

The fourth proportional to 170,447.39, 255,671.10 and 52,118.73 is: 78,178.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,447.39 : 255,671.10 = 52,118.73 : x
  2. Step 2: Convert to fraction form
    170,447.39/255,671.10 = 52,118.73/x
  3. Step 3: Cross multiply
    170,447.39x = 255,671.10 × 52,118.73
  4. Step 4: Simplify right side
    170,447.39x = 13,325,253,029.70
  5. Step 5: Solve for x
    x = 13,325,253,029.70/170,447.39
  6. Step 6: Final answer
    x = 78,178.10

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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.