Home / 72,224.22-108,374.09-29,561.32

Finding the Fourth Proportional to 72,224.22, 108,374.09 and 29,561.32

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Solution

The fourth proportional to 72,224.22, 108,374.09 and 29,561.32 is: 44,357.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,224.22 : 108,374.09 = 29,561.32 : x
  2. Step 2: Convert to fraction form
    72,224.22/108,374.09 = 29,561.32/x
  3. Step 3: Cross multiply
    72,224.22x = 108,374.09 × 29,561.32
  4. Step 4: Simplify right side
    72,224.22x = 3,203,681,154.20
  5. Step 5: Solve for x
    x = 3,203,681,154.20/72,224.22
  6. Step 6: Final answer
    x = 44,357.44

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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.