Home / 170,734.60-255,929.10-100,577.80

Finding the Fourth Proportional to 170,734.60, 255,929.10 and 100,577.80

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Solution

The fourth proportional to 170,734.60, 255,929.10 and 100,577.80 is: 150,764.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,734.60 : 255,929.10 = 100,577.80 : x
  2. Step 2: Convert to fraction form
    170,734.60/255,929.10 = 100,577.80/x
  3. Step 3: Cross multiply
    170,734.60x = 255,929.10 × 100,577.80
  4. Step 4: Simplify right side
    170,734.60x = 25,740,785,833.98
  5. Step 5: Solve for x
    x = 25,740,785,833.98/170,734.60
  6. Step 6: Final answer
    x = 150,764.91

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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.