Home / 95,486.57-131,722.06-64,861.25

Finding the Fourth Proportional to 95,486.57, 131,722.06 and 64,861.25

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Solution

The fourth proportional to 95,486.57, 131,722.06 and 64,861.25 is: 89,474.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,486.57 : 131,722.06 = 64,861.25 : x
  2. Step 2: Convert to fraction form
    95,486.57/131,722.06 = 64,861.25/x
  3. Step 3: Cross multiply
    95,486.57x = 131,722.06 × 64,861.25
  4. Step 4: Simplify right side
    95,486.57x = 8,543,656,643.41
  5. Step 5: Solve for x
    x = 8,543,656,643.41/95,486.57
  6. Step 6: Final answer
    x = 89,474.95

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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.