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Finding the Fourth Proportional to 57,354.60, 79,135.50 and 33,467.64

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Solution

The fourth proportional to 57,354.60, 79,135.50 and 33,467.64 is: 46,177.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,354.60 : 79,135.50 = 33,467.64 : x
  2. Step 2: Convert to fraction form
    57,354.60/79,135.50 = 33,467.64/x
  3. Step 3: Cross multiply
    57,354.60x = 79,135.50 × 33,467.64
  4. Step 4: Simplify right side
    57,354.60x = 2,648,478,425.22
  5. Step 5: Solve for x
    x = 2,648,478,425.22/57,354.60
  6. Step 6: Final answer
    x = 46,177.26

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1.5x scale

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.