Home / 170,524.94-255,568.50-81,645.26

Finding the Fourth Proportional to 170,524.94, 255,568.50 and 81,645.26

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Solution

The fourth proportional to 170,524.94, 255,568.50 and 81,645.26 is: 122,363.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,524.94 : 255,568.50 = 81,645.26 : x
  2. Step 2: Convert to fraction form
    170,524.94/255,568.50 = 81,645.26/x
  3. Step 3: Cross multiply
    170,524.94x = 255,568.50 × 81,645.26
  4. Step 4: Simplify right side
    170,524.94x = 20,865,955,352.47
  5. Step 5: Solve for x
    x = 20,865,955,352.47/170,524.94
  6. Step 6: Final answer
    x = 122,363.07

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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.