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Finding the Fourth Proportional to 89,910.12, 134,865.06 and 24,246.12

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Solution

The fourth proportional to 89,910.12, 134,865.06 and 24,246.12 is: 36,369.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,910.12 : 134,865.06 = 24,246.12 : x
  2. Step 2: Convert to fraction form
    89,910.12/134,865.06 = 24,246.12/x
  3. Step 3: Cross multiply
    89,910.12x = 134,865.06 × 24,246.12
  4. Step 4: Simplify right side
    89,910.12x = 3,269,954,428.57
  5. Step 5: Solve for x
    x = 3,269,954,428.57/89,910.12
  6. Step 6: Final answer
    x = 36,369.15

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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.