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Finding the Fourth Proportional to 57,634.92, 79,536.53 and 32,142.90

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Solution

The fourth proportional to 57,634.92, 79,536.53 and 32,142.90 is: 44,357.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,634.92 : 79,536.53 = 32,142.90 : x
  2. Step 2: Convert to fraction form
    57,634.92/79,536.53 = 32,142.90/x
  3. Step 3: Cross multiply
    57,634.92x = 79,536.53 × 32,142.90
  4. Step 4: Simplify right side
    57,634.92x = 2,556,534,810.49
  5. Step 5: Solve for x
    x = 2,556,534,810.49/57,634.92
  6. Step 6: Final answer
    x = 44,357.39

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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.