Home / 170,665.25-255,988.28-52,336.26

Finding the Fourth Proportional to 170,665.25, 255,988.28 and 52,336.26

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Solution

The fourth proportional to 170,665.25, 255,988.28 and 52,336.26 is: 78,501.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,665.25 : 255,988.28 = 52,336.26 : x
  2. Step 2: Convert to fraction form
    170,665.25/255,988.28 = 52,336.26/x
  3. Step 3: Cross multiply
    170,665.25x = 255,988.28 × 52,336.26
  4. Step 4: Simplify right side
    170,665.25x = 13,397,469,309.87
  5. Step 5: Solve for x
    x = 13,397,469,309.87/170,665.25
  6. Step 6: Final answer
    x = 78,501.45

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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.