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Finding the Fourth Proportional to 57,314.78, 79,094.44 and 32,164.28

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Solution

The fourth proportional to 57,314.78, 79,094.44 and 32,164.28 is: 44,386.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,314.78 : 79,094.44 = 32,164.28 : x
  2. Step 2: Convert to fraction form
    57,314.78/79,094.44 = 32,164.28/x
  3. Step 3: Cross multiply
    57,314.78x = 79,094.44 × 32,164.28
  4. Step 4: Simplify right side
    57,314.78x = 2,544,015,714.60
  5. Step 5: Solve for x
    x = 2,544,015,714.60/57,314.78
  6. Step 6: Final answer
    x = 44,386.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.