Home / 180,272.67-270,218.33-67,904.27

Finding the Fourth Proportional to 180,272.67, 270,218.33 and 67,904.27

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Solution

The fourth proportional to 180,272.67, 270,218.33 and 67,904.27 is: 101,784.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,272.67 : 270,218.33 = 67,904.27 : x
  2. Step 2: Convert to fraction form
    180,272.67/270,218.33 = 67,904.27/x
  3. Step 3: Cross multiply
    180,272.67x = 270,218.33 × 67,904.27
  4. Step 4: Simplify right side
    180,272.67x = 18,348,979,157.26
  5. Step 5: Solve for x
    x = 18,348,979,157.26/180,272.67
  6. Step 6: Final answer
    x = 101,784.58

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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.