Home / 63,408.60-87,502.38-35,115.48

Finding the Fourth Proportional to 63,408.60, 87,502.38 and 35,115.48

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Solution

The fourth proportional to 63,408.60, 87,502.38 and 35,115.48 is: 48,458.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,408.60 : 87,502.38 = 35,115.48 : x
  2. Step 2: Convert to fraction form
    63,408.60/87,502.38 = 35,115.48/x
  3. Step 3: Cross multiply
    63,408.60x = 87,502.38 × 35,115.48
  4. Step 4: Simplify right side
    63,408.60x = 3,072,688,074.84
  5. Step 5: Solve for x
    x = 3,072,688,074.84/63,408.60
  6. Step 6: Final answer
    x = 48,458.54

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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.