Home / 170,334.68-255,502.04-65,185.88

Finding the Fourth Proportional to 170,334.68, 255,502.04 and 65,185.88

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Solution

The fourth proportional to 170,334.68, 255,502.04 and 65,185.88 is: 97,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,334.68 : 255,502.04 = 65,185.88 : x
  2. Step 2: Convert to fraction form
    170,334.68/255,502.04 = 65,185.88/x
  3. Step 3: Cross multiply
    170,334.68x = 255,502.04 × 65,185.88
  4. Step 4: Simplify right side
    170,334.68x = 16,655,125,319.20
  5. Step 5: Solve for x
    x = 16,655,125,319.20/170,334.68
  6. Step 6: Final answer
    x = 97,778.83

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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.