Home / 95,450.73-131,672.16-64,813.02

Finding the Fourth Proportional to 95,450.73, 131,672.16 and 64,813.02

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Solution

The fourth proportional to 95,450.73, 131,672.16 and 64,813.02 is: 89,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,450.73 : 131,672.16 = 64,813.02 : x
  2. Step 2: Convert to fraction form
    95,450.73/131,672.16 = 64,813.02/x
  3. Step 3: Cross multiply
    95,450.73x = 131,672.16 × 64,813.02
  4. Step 4: Simplify right side
    95,450.73x = 8,534,070,339.52
  5. Step 5: Solve for x
    x = 8,534,070,339.52/95,450.73
  6. Step 6: Final answer
    x = 89,408.12

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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.