Home / 170,410.37-255,587.82-80,452.89

Finding the Fourth Proportional to 170,410.37, 255,587.82 and 80,452.89

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Solution

The fourth proportional to 170,410.37, 255,587.82 and 80,452.89 is: 120,666.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,410.37 : 255,587.82 = 80,452.89 : x
  2. Step 2: Convert to fraction form
    170,410.37/255,587.82 = 80,452.89/x
  3. Step 3: Cross multiply
    170,410.37x = 255,587.82 × 80,452.89
  4. Step 4: Simplify right side
    170,410.37x = 20,562,778,767.80
  5. Step 5: Solve for x
    x = 20,562,778,767.80/170,410.37
  6. Step 6: Final answer
    x = 120,666.24

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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.