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Finding the Fourth Proportional to 57,801.56, 79,764.98 and 32,308.20

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Solution

The fourth proportional to 57,801.56, 79,764.98 and 32,308.20 is: 44,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.56 : 79,764.98 = 32,308.20 : x
  2. Step 2: Convert to fraction form
    57,801.56/79,764.98 = 32,308.20/x
  3. Step 3: Cross multiply
    57,801.56x = 79,764.98 × 32,308.20
  4. Step 4: Simplify right side
    57,801.56x = 2,577,062,926.84
  5. Step 5: Solve for x
    x = 2,577,062,926.84/57,801.56
  6. Step 6: Final answer
    x = 44,584.66

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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.