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Finding the Fourth Proportional to 143,463, 215,229.06 and 44,967

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Solution

The fourth proportional to 143,463, 215,229.06 and 44,967 is: 67,461.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,463 : 215,229.06 = 44,967 : x
  2. Step 2: Convert to fraction form
    143,463/215,229.06 = 44,967/x
  3. Step 3: Cross multiply
    143,463x = 215,229.06 × 44,967
  4. Step 4: Simplify right side
    143,463x = 9,678,205,141.02
  5. Step 5: Solve for x
    x = 9,678,205,141.02/143,463
  6. Step 6: Final answer
    x = 67,461.33

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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.