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Finding the Fourth Proportional to 44,363.52, 61,231.68 and 30,222

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Solution

The fourth proportional to 44,363.52, 61,231.68 and 30,222 is: 41,713.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,363.52 : 61,231.68 = 30,222 : x
  2. Step 2: Convert to fraction form
    44,363.52/61,231.68 = 30,222/x
  3. Step 3: Cross multiply
    44,363.52x = 61,231.68 × 30,222
  4. Step 4: Simplify right side
    44,363.52x = 1,850,543,832.96
  5. Step 5: Solve for x
    x = 1,850,543,832.96/44,363.52
  6. Step 6: Final answer
    x = 41,713.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.