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Finding the Fourth Proportional to 88,889.96, 133,335.06 and 36,299.44

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Solution

The fourth proportional to 88,889.96, 133,335.06 and 36,299.44 is: 54,449.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,889.96 : 133,335.06 = 36,299.44 : x
  2. Step 2: Convert to fraction form
    88,889.96/133,335.06 = 36,299.44/x
  3. Step 3: Cross multiply
    88,889.96x = 133,335.06 × 36,299.44
  4. Step 4: Simplify right side
    88,889.96x = 4,839,988,010.37
  5. Step 5: Solve for x
    x = 4,839,988,010.37/88,889.96
  6. Step 6: Final answer
    x = 54,449.21

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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.