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Finding the Fourth Proportional to 75,361.60, 113,060.16 and 22,771.52

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Solution

The fourth proportional to 75,361.60, 113,060.16 and 22,771.52 is: 34,162.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,361.60 : 113,060.16 = 22,771.52 : x
  2. Step 2: Convert to fraction form
    75,361.60/113,060.16 = 22,771.52/x
  3. Step 3: Cross multiply
    75,361.60x = 113,060.16 × 22,771.52
  4. Step 4: Simplify right side
    75,361.60x = 2,574,551,694.64
  5. Step 5: Solve for x
    x = 2,574,551,694.64/75,361.60
  6. Step 6: Final answer
    x = 34,162.65

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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.