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Finding the Fourth Proportional to 57,801.82, 79,764.06 and 36,302.80

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Solution

The fourth proportional to 57,801.82, 79,764.06 and 36,302.80 is: 50,096.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,801.82 : 79,764.06 = 36,302.80 : x
  2. Step 2: Convert to fraction form
    57,801.82/79,764.06 = 36,302.80/x
  3. Step 3: Cross multiply
    57,801.82x = 79,764.06 × 36,302.80
  4. Step 4: Simplify right side
    57,801.82x = 2,895,658,717.37
  5. Step 5: Solve for x
    x = 2,895,658,717.37/57,801.82
  6. Step 6: Final answer
    x = 50,096.32

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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.