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Finding the Fourth Proportional to 99,491.92, 149,237.88 and 32,914.12

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Solution

The fourth proportional to 99,491.92, 149,237.88 and 32,914.12 is: 49,371.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,491.92 : 149,237.88 = 32,914.12 : x
  2. Step 2: Convert to fraction form
    99,491.92/149,237.88 = 32,914.12/x
  3. Step 3: Cross multiply
    99,491.92x = 149,237.88 × 32,914.12
  4. Step 4: Simplify right side
    99,491.92x = 4,912,033,490.87
  5. Step 5: Solve for x
    x = 4,912,033,490.87/99,491.92
  6. Step 6: Final answer
    x = 49,371.18

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1.5x scale

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.