Home / 180,004.02-270,175.52-91,321.17

Finding the Fourth Proportional to 180,004.02, 270,175.52 and 91,321.17

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Solution

The fourth proportional to 180,004.02, 270,175.52 and 91,321.17 is: 137,067.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,004.02 : 270,175.52 = 91,321.17 : x
  2. Step 2: Convert to fraction form
    180,004.02/270,175.52 = 91,321.17/x
  3. Step 3: Cross multiply
    180,004.02x = 270,175.52 × 91,321.17
  4. Step 4: Simplify right side
    180,004.02x = 24,672,744,591.76
  5. Step 5: Solve for x
    x = 24,672,744,591.76/180,004.02
  6. Step 6: Final answer
    x = 137,067.74

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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.