Home / 74,497.20-111,682.80-32,345.46

Finding the Fourth Proportional to 74,497.20, 111,682.80 and 32,345.46

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Solution

The fourth proportional to 74,497.20, 111,682.80 and 32,345.46 is: 48,490.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,497.20 : 111,682.80 = 32,345.46 : x
  2. Step 2: Convert to fraction form
    74,497.20/111,682.80 = 32,345.46/x
  3. Step 3: Cross multiply
    74,497.20x = 111,682.80 × 32,345.46
  4. Step 4: Simplify right side
    74,497.20x = 3,612,431,540.09
  5. Step 5: Solve for x
    x = 3,612,431,540.09/74,497.20
  6. Step 6: Final answer
    x = 48,490.84

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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.