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Finding the Fourth Proportional to 88,482.89, 132,675.36 and 35,120.81

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Solution

The fourth proportional to 88,482.89, 132,675.36 and 35,120.81 is: 52,661.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,482.89 : 132,675.36 = 35,120.81 : x
  2. Step 2: Convert to fraction form
    88,482.89/132,675.36 = 35,120.81/x
  3. Step 3: Cross multiply
    88,482.89x = 132,675.36 × 35,120.81
  4. Step 4: Simplify right side
    88,482.89x = 4,659,665,446.86
  5. Step 5: Solve for x
    x = 4,659,665,446.86/88,482.89
  6. Step 6: Final answer
    x = 52,661.77

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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.