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Finding the Fourth Proportional to 57,352.60, 79,132.74 and 33,465.64

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Solution

The fourth proportional to 57,352.60, 79,132.74 and 33,465.64 is: 46,174.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,352.60 : 79,132.74 = 33,465.64 : x
  2. Step 2: Convert to fraction form
    57,352.60/79,132.74 = 33,465.64/x
  3. Step 3: Cross multiply
    57,352.60x = 79,132.74 × 33,465.64
  4. Step 4: Simplify right side
    57,352.60x = 2,648,227,789.05
  5. Step 5: Solve for x
    x = 2,648,227,789.05/57,352.60
  6. Step 6: Final answer
    x = 46,174.50

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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.