Home / 161,456.49-242,182.31-49,132.17

Finding the Fourth Proportional to 161,456.49, 242,182.31 and 49,132.17

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Solution

The fourth proportional to 161,456.49, 242,182.31 and 49,132.17 is: 73,697.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,456.49 : 242,182.31 = 49,132.17 : x
  2. Step 2: Convert to fraction form
    161,456.49/242,182.31 = 49,132.17/x
  3. Step 3: Cross multiply
    161,456.49x = 242,182.31 × 49,132.17
  4. Step 4: Simplify right side
    161,456.49x = 11,898,942,180.25
  5. Step 5: Solve for x
    x = 11,898,942,180.25/161,456.49
  6. Step 6: Final answer
    x = 73,697.52

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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.