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Finding the Fourth Proportional to 64,414.03, 88,846.39 and 62,246.47

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Solution

The fourth proportional to 64,414.03, 88,846.39 and 62,246.47 is: 85,856.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,414.03 : 88,846.39 = 62,246.47 : x
  2. Step 2: Convert to fraction form
    64,414.03/88,846.39 = 62,246.47/x
  3. Step 3: Cross multiply
    64,414.03x = 88,846.39 × 62,246.47
  4. Step 4: Simplify right side
    64,414.03x = 5,530,374,149.74
  5. Step 5: Solve for x
    x = 5,530,374,149.74/64,414.03
  6. Step 6: Final answer
    x = 85,856.67

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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.