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Finding the Fourth Proportional to 57,674.98, 79,596.97 and 35,008.78

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Solution

The fourth proportional to 57,674.98, 79,596.97 and 35,008.78 is: 48,315.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,674.98 : 79,596.97 = 35,008.78 : x
  2. Step 2: Convert to fraction form
    57,674.98/79,596.97 = 35,008.78/x
  3. Step 3: Cross multiply
    57,674.98x = 79,596.97 × 35,008.78
  4. Step 4: Simplify right side
    57,674.98x = 2,786,592,238.37
  5. Step 5: Solve for x
    x = 2,786,592,238.37/57,674.98
  6. Step 6: Final answer
    x = 48,315.44

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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.