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Finding the Fourth Proportional to 88,998.68, 133,518 and 29,832.83

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Solution

The fourth proportional to 88,998.68, 133,518 and 29,832.83 is: 44,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,998.68 : 133,518 = 29,832.83 : x
  2. Step 2: Convert to fraction form
    88,998.68/133,518 = 29,832.83/x
  3. Step 3: Cross multiply
    88,998.68x = 133,518 × 29,832.83
  4. Step 4: Simplify right side
    88,998.68x = 3,983,219,128.35
  5. Step 5: Solve for x
    x = 3,983,219,128.35/88,998.68
  6. Step 6: Final answer
    x = 44,755.94

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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.