Home / 75,491.12-113,255.25-37,558.32

Finding the Fourth Proportional to 75,491.12, 113,255.25 and 37,558.32

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Solution

The fourth proportional to 75,491.12, 113,255.25 and 37,558.32 is: 56,346.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,491.12 : 113,255.25 = 37,558.32 : x
  2. Step 2: Convert to fraction form
    75,491.12/113,255.25 = 37,558.32/x
  3. Step 3: Cross multiply
    75,491.12x = 113,255.25 × 37,558.32
  4. Step 4: Simplify right side
    75,491.12x = 4,253,676,355.63
  5. Step 5: Solve for x
    x = 4,253,676,355.63/75,491.12
  6. Step 6: Final answer
    x = 56,346.71

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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.