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Finding the Fourth Proportional to 89,496, 134,256.96 and 27,166.56

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Solution

The fourth proportional to 89,496, 134,256.96 and 27,166.56 is: 40,753.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,496 : 134,256.96 = 27,166.56 : x
  2. Step 2: Convert to fraction form
    89,496/134,256.96 = 27,166.56/x
  3. Step 3: Cross multiply
    89,496x = 134,256.96 × 27,166.56
  4. Step 4: Simplify right side
    89,496x = 3,647,299,759.26
  5. Step 5: Solve for x
    x = 3,647,299,759.26/89,496
  6. Step 6: Final answer
    x = 40,753.77

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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.