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Finding the Fourth Proportional to 57,636.42, 79,512 and 33,752.52

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Solution

The fourth proportional to 57,636.42, 79,512 and 33,752.52 is: 46,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,636.42 : 79,512 = 33,752.52 : x
  2. Step 2: Convert to fraction form
    57,636.42/79,512 = 33,752.52/x
  3. Step 3: Cross multiply
    57,636.42x = 79,512 × 33,752.52
  4. Step 4: Simplify right side
    57,636.42x = 2,683,730,370.24
  5. Step 5: Solve for x
    x = 2,683,730,370.24/57,636.42
  6. Step 6: Final answer
    x = 46,563.10

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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.