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Finding the Fourth Proportional to 57,649.98, 79,544.82 and 35,000.88

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Solution

The fourth proportional to 57,649.98, 79,544.82 and 35,000.88 is: 48,293.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,649.98 : 79,544.82 = 35,000.88 : x
  2. Step 2: Convert to fraction form
    57,649.98/79,544.82 = 35,000.88/x
  3. Step 3: Cross multiply
    57,649.98x = 79,544.82 × 35,000.88
  4. Step 4: Simplify right side
    57,649.98x = 2,784,138,699.44
  5. Step 5: Solve for x
    x = 2,784,138,699.44/57,649.98
  6. Step 6: Final answer
    x = 48,293.84

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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.