Home / 162,089.73-243,153.99-49,755.22

Finding the Fourth Proportional to 162,089.73, 243,153.99 and 49,755.22

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Solution

The fourth proportional to 162,089.73, 243,153.99 and 49,755.22 is: 74,638.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,089.73 : 243,153.99 = 49,755.22 : x
  2. Step 2: Convert to fraction form
    162,089.73/243,153.99 = 49,755.22/x
  3. Step 3: Cross multiply
    162,089.73x = 243,153.99 × 49,755.22
  4. Step 4: Simplify right side
    162,089.73x = 12,098,180,266.33
  5. Step 5: Solve for x
    x = 12,098,180,266.33/162,089.73
  6. Step 6: Final answer
    x = 74,638.78

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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.