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Finding the Fourth Proportional to 57,886.22, 79,895.44 and 35,232.50

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Solution

The fourth proportional to 57,886.22, 79,895.44 and 35,232.50 is: 48,628.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,886.22 : 79,895.44 = 35,232.50 : x
  2. Step 2: Convert to fraction form
    57,886.22/79,895.44 = 35,232.50/x
  3. Step 3: Cross multiply
    57,886.22x = 79,895.44 × 35,232.50
  4. Step 4: Simplify right side
    57,886.22x = 2,814,916,089.80
  5. Step 5: Solve for x
    x = 2,814,916,089.80/57,886.22
  6. Step 6: Final answer
    x = 48,628.43

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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.