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Finding the Fourth Proportional to 92,088.88, 138,101.92 and 35,924.56

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Solution

The fourth proportional to 92,088.88, 138,101.92 and 35,924.56 is: 53,874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,088.88 : 138,101.92 = 35,924.56 : x
  2. Step 2: Convert to fraction form
    92,088.88/138,101.92 = 35,924.56/x
  3. Step 3: Cross multiply
    92,088.88x = 138,101.92 × 35,924.56
  4. Step 4: Simplify right side
    92,088.88x = 4,961,250,711.16
  5. Step 5: Solve for x
    x = 4,961,250,711.16/92,088.88
  6. Step 6: Final answer
    x = 53,874.59

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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.