Home / 107,882.11-161,822.93-28,996.34

Finding the Fourth Proportional to 107,882.11, 161,822.93 and 28,996.34

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Solution

The fourth proportional to 107,882.11, 161,822.93 and 28,996.34 is: 43,494.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,882.11 : 161,822.93 = 28,996.34 : x
  2. Step 2: Convert to fraction form
    107,882.11/161,822.93 = 28,996.34/x
  3. Step 3: Cross multiply
    107,882.11x = 161,822.93 × 28,996.34
  4. Step 4: Simplify right side
    107,882.11x = 4,692,271,907.08
  5. Step 5: Solve for x
    x = 4,692,271,907.08/107,882.11
  6. Step 6: Final answer
    x = 43,494.44

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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.