Home / 161,561.89-242,351.90-49,245.77

Finding the Fourth Proportional to 161,561.89, 242,351.90 and 49,245.77

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Solution

The fourth proportional to 161,561.89, 242,351.90 and 49,245.77 is: 73,871.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,561.89 : 242,351.90 = 49,245.77 : x
  2. Step 2: Convert to fraction form
    161,561.89/242,351.90 = 49,245.77/x
  3. Step 3: Cross multiply
    161,561.89x = 242,351.90 × 49,245.77
  4. Step 4: Simplify right side
    161,561.89x = 11,934,806,470.79
  5. Step 5: Solve for x
    x = 11,934,806,470.79/161,561.89
  6. Step 6: Final answer
    x = 73,871.42

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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.