Home / 72,249.23-108,374.64-32,270.25

Finding the Fourth Proportional to 72,249.23, 108,374.64 and 32,270.25

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Solution

The fourth proportional to 72,249.23, 108,374.64 and 32,270.25 is: 48,405.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,249.23 : 108,374.64 = 32,270.25 : x
  2. Step 2: Convert to fraction form
    72,249.23/108,374.64 = 32,270.25/x
  3. Step 3: Cross multiply
    72,249.23x = 108,374.64 × 32,270.25
  4. Step 4: Simplify right side
    72,249.23x = 3,497,276,726.46
  5. Step 5: Solve for x
    x = 3,497,276,726.46/72,249.23
  6. Step 6: Final answer
    x = 48,405.73

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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.