Home / 57,290.60-85,934.58-33,747.50

Finding the Fourth Proportional to 57,290.60, 85,934.58 and 33,747.50

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Solution

The fourth proportional to 57,290.60, 85,934.58 and 33,747.50 is: 50,620.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,290.60 : 85,934.58 = 33,747.50 : x
  2. Step 2: Convert to fraction form
    57,290.60/85,934.58 = 33,747.50/x
  3. Step 3: Cross multiply
    57,290.60x = 85,934.58 × 33,747.50
  4. Step 4: Simplify right side
    57,290.60x = 2,900,077,257.68
  5. Step 5: Solve for x
    x = 2,900,077,257.68/57,290.60
  6. Step 6: Final answer
    x = 50,620.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.