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Finding the Fourth Proportional to 57,649.95, 79,553.50 and 33,449.04

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Solution

The fourth proportional to 57,649.95, 79,553.50 and 33,449.04 is: 46,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,649.95 : 79,553.50 = 33,449.04 : x
  2. Step 2: Convert to fraction form
    57,649.95/79,553.50 = 33,449.04/x
  3. Step 3: Cross multiply
    57,649.95x = 79,553.50 × 33,449.04
  4. Step 4: Simplify right side
    57,649.95x = 2,660,987,638.63
  5. Step 5: Solve for x
    x = 2,660,987,638.63/57,649.95
  6. Step 6: Final answer
    x = 46,157.68

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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.