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Finding the Fourth Proportional to 57,535.72, 79,390.02 and 36,326.44

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Solution

The fourth proportional to 57,535.72, 79,390.02 and 36,326.44 is: 50,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,535.72 : 79,390.02 = 36,326.44 : x
  2. Step 2: Convert to fraction form
    57,535.72/79,390.02 = 36,326.44/x
  3. Step 3: Cross multiply
    57,535.72x = 79,390.02 × 36,326.44
  4. Step 4: Simplify right side
    57,535.72x = 2,883,956,798.13
  5. Step 5: Solve for x
    x = 2,883,956,798.13/57,535.72
  6. Step 6: Final answer
    x = 50,124.63

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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.