Home / 170,165.13-255,247.68-45,502.89

Finding the Fourth Proportional to 170,165.13, 255,247.68 and 45,502.89

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Solution

The fourth proportional to 170,165.13, 255,247.68 and 45,502.89 is: 68,254.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,165.13 : 255,247.68 = 45,502.89 : x
  2. Step 2: Convert to fraction form
    170,165.13/255,247.68 = 45,502.89/x
  3. Step 3: Cross multiply
    170,165.13x = 255,247.68 × 45,502.89
  4. Step 4: Simplify right side
    170,165.13x = 11,614,507,105.80
  5. Step 5: Solve for x
    x = 11,614,507,105.80/170,165.13
  6. Step 6: Final answer
    x = 68,254.33

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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.