Home / 161,769.77-242,655.26-49,449.56

Finding the Fourth Proportional to 161,769.77, 242,655.26 and 49,449.56

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Solution

The fourth proportional to 161,769.77, 242,655.26 and 49,449.56 is: 74,174.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,769.77 : 242,655.26 = 49,449.56 : x
  2. Step 2: Convert to fraction form
    161,769.77/242,655.26 = 49,449.56/x
  3. Step 3: Cross multiply
    161,769.77x = 242,655.26 × 49,449.56
  4. Step 4: Simplify right side
    161,769.77x = 11,999,194,563.60
  5. Step 5: Solve for x
    x = 11,999,194,563.60/161,769.77
  6. Step 6: Final answer
    x = 74,174.52

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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.