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Finding the Fourth Proportional to 77,494.32, 116,260.98 and 22,090.32

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Solution

The fourth proportional to 77,494.32, 116,260.98 and 22,090.32 is: 33,141.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,494.32 : 116,260.98 = 22,090.32 : x
  2. Step 2: Convert to fraction form
    77,494.32/116,260.98 = 22,090.32/x
  3. Step 3: Cross multiply
    77,494.32x = 116,260.98 × 22,090.32
  4. Step 4: Simplify right side
    77,494.32x = 2,568,242,251.71
  5. Step 5: Solve for x
    x = 2,568,242,251.71/77,494.32
  6. Step 6: Final answer
    x = 33,141.04

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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.