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Finding the Fourth Proportional to 89,251.44, 133,878.12 and 26,922.48

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Solution

The fourth proportional to 89,251.44, 133,878.12 and 26,922.48 is: 40,384.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,251.44 : 133,878.12 = 26,922.48 : x
  2. Step 2: Convert to fraction form
    89,251.44/133,878.12 = 26,922.48/x
  3. Step 3: Cross multiply
    89,251.44x = 133,878.12 × 26,922.48
  4. Step 4: Simplify right side
    89,251.44x = 3,604,331,008.14
  5. Step 5: Solve for x
    x = 3,604,331,008.14/89,251.44
  6. Step 6: Final answer
    x = 40,384.01

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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.