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Finding the Fourth Proportional to 92,562.45, 138,843.64 and 22,441.76

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Solution

The fourth proportional to 92,562.45, 138,843.64 and 22,441.76 is: 33,662.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,562.45 : 138,843.64 = 22,441.76 : x
  2. Step 2: Convert to fraction form
    92,562.45/138,843.64 = 22,441.76/x
  3. Step 3: Cross multiply
    92,562.45x = 138,843.64 × 22,441.76
  4. Step 4: Simplify right side
    92,562.45x = 3,115,895,564.02
  5. Step 5: Solve for x
    x = 3,115,895,564.02/92,562.45
  6. Step 6: Final answer
    x = 33,662.63

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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.