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Finding the Fourth Proportional to 75,094.32, 112,625.16 and 22,489.68

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Solution

The fourth proportional to 75,094.32, 112,625.16 and 22,489.68 is: 33,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,094.32 : 112,625.16 = 22,489.68 : x
  2. Step 2: Convert to fraction form
    75,094.32/112,625.16 = 22,489.68/x
  3. Step 3: Cross multiply
    75,094.32x = 112,625.16 × 22,489.68
  4. Step 4: Simplify right side
    75,094.32x = 2,532,903,808.35
  5. Step 5: Solve for x
    x = 2,532,903,808.35/75,094.32
  6. Step 6: Final answer
    x = 33,729.63

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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.