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Finding the Fourth Proportional to 59,854, 89,781 and 22,918

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Solution

The fourth proportional to 59,854, 89,781 and 22,918 is: 34,377

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,854 : 89,781 = 22,918 : x
  2. Step 2: Convert to fraction form
    59,854/89,781 = 22,918/x
  3. Step 3: Cross multiply
    59,854x = 89,781 × 22,918
  4. Step 4: Simplify right side
    59,854x = 2,057,600,958
  5. Step 5: Solve for x
    x = 2,057,600,958/59,854
  6. Step 6: Final answer
    x = 34,377

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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.