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Finding the Fourth Proportional to 88,671.84, 133,029.68 and 26,342.24

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Solution

The fourth proportional to 88,671.84, 133,029.68 and 26,342.24 is: 39,519.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,671.84 : 133,029.68 = 26,342.24 : x
  2. Step 2: Convert to fraction form
    88,671.84/133,029.68 = 26,342.24/x
  3. Step 3: Cross multiply
    88,671.84x = 133,029.68 × 26,342.24
  4. Step 4: Simplify right side
    88,671.84x = 3,504,299,757.68
  5. Step 5: Solve for x
    x = 3,504,299,757.68/88,671.84
  6. Step 6: Final answer
    x = 39,519.87

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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.