Home / 45,425-68,192.22-32,784.14

Finding the Fourth Proportional to 45,425, 68,192.22 and 32,784.14

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Solution

The fourth proportional to 45,425, 68,192.22 and 32,784.14 is: 49,215.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,425 : 68,192.22 = 32,784.14 : x
  2. Step 2: Convert to fraction form
    45,425/68,192.22 = 32,784.14/x
  3. Step 3: Cross multiply
    45,425x = 68,192.22 × 32,784.14
  4. Step 4: Simplify right side
    45,425x = 2,235,623,287.39
  5. Step 5: Solve for x
    x = 2,235,623,287.39/45,425
  6. Step 6: Final answer
    x = 49,215.70

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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.