Home / 57,890.22-79,900.96-35,236.50

Finding the Fourth Proportional to 57,890.22, 79,900.96 and 35,236.50

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Solution

The fourth proportional to 57,890.22, 79,900.96 and 35,236.50 is: 48,633.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,890.22 : 79,900.96 = 35,236.50 : x
  2. Step 2: Convert to fraction form
    57,890.22/79,900.96 = 35,236.50/x
  3. Step 3: Cross multiply
    57,890.22x = 79,900.96 × 35,236.50
  4. Step 4: Simplify right side
    57,890.22x = 2,815,430,177.04
  5. Step 5: Solve for x
    x = 2,815,430,177.04/57,890.22
  6. Step 6: Final answer
    x = 48,633.95

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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.