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Finding the Fourth Proportional to 89,654.58, 134,481.84 and 29,666.94

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Solution

The fourth proportional to 89,654.58, 134,481.84 and 29,666.94 is: 44,500.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,654.58 : 134,481.84 = 29,666.94 : x
  2. Step 2: Convert to fraction form
    89,654.58/134,481.84 = 29,666.94/x
  3. Step 3: Cross multiply
    89,654.58x = 134,481.84 × 29,666.94
  4. Step 4: Simplify right side
    89,654.58x = 3,989,664,678.37
  5. Step 5: Solve for x
    x = 3,989,664,678.37/89,654.58
  6. Step 6: Final answer
    x = 44,500.40

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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.