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Finding the Fourth Proportional to 230,807.48, 346,318.38 and 88,605.44

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Solution

The fourth proportional to 230,807.48, 346,318.38 and 88,605.44 is: 132,949.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,807.48 : 346,318.38 = 88,605.44 : x
  2. Step 2: Convert to fraction form
    230,807.48/346,318.38 = 88,605.44/x
  3. Step 3: Cross multiply
    230,807.48x = 346,318.38 × 88,605.44
  4. Step 4: Simplify right side
    230,807.48x = 30,685,692,439.99
  5. Step 5: Solve for x
    x = 30,685,692,439.99/230,807.48
  6. Step 6: Final answer
    x = 132,949.30

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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.