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Finding the Fourth Proportional to 230,617.76, 345,893.19 and 88,498.81

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Solution

The fourth proportional to 230,617.76, 345,893.19 and 88,498.81 is: 132,735.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,617.76 : 345,893.19 = 88,498.81 : x
  2. Step 2: Convert to fraction form
    230,617.76/345,893.19 = 88,498.81/x
  3. Step 3: Cross multiply
    230,617.76x = 345,893.19 × 88,498.81
  4. Step 4: Simplify right side
    230,617.76x = 30,611,133,530.14
  5. Step 5: Solve for x
    x = 30,611,133,530.14/230,617.76
  6. Step 6: Final answer
    x = 132,735.37

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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.