Home / 180,112.88-270,169.29-67,818.26

Finding the Fourth Proportional to 180,112.88, 270,169.29 and 67,818.26

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Solution

The fourth proportional to 180,112.88, 270,169.29 and 67,818.26 is: 101,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,112.88 : 270,169.29 = 67,818.26 : x
  2. Step 2: Convert to fraction form
    180,112.88/270,169.29 = 67,818.26/x
  3. Step 3: Cross multiply
    180,112.88x = 270,169.29 × 67,818.26
  4. Step 4: Simplify right side
    180,112.88x = 18,322,411,828.66
  5. Step 5: Solve for x
    x = 18,322,411,828.66/180,112.88
  6. Step 6: Final answer
    x = 101,727.38

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1.5x scale

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.