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Finding the Fourth Proportional to 57,533.78, 79,394.39 and 32,041.22

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Solution

The fourth proportional to 57,533.78, 79,394.39 and 32,041.22 is: 44,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,533.78 : 79,394.39 = 32,041.22 : x
  2. Step 2: Convert to fraction form
    57,533.78/79,394.39 = 32,041.22/x
  3. Step 3: Cross multiply
    57,533.78x = 79,394.39 × 32,041.22
  4. Step 4: Simplify right side
    57,533.78x = 2,543,892,799.89
  5. Step 5: Solve for x
    x = 2,543,892,799.89/57,533.78
  6. Step 6: Final answer
    x = 44,215.64

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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.