Home / 161,412.30-242,127.18-49,083.89

Finding the Fourth Proportional to 161,412.30, 242,127.18 and 49,083.89

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Solution

The fourth proportional to 161,412.30, 242,127.18 and 49,083.89 is: 73,628.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,412.30 : 242,127.18 = 49,083.89 : x
  2. Step 2: Convert to fraction form
    161,412.30/242,127.18 = 49,083.89/x
  3. Step 3: Cross multiply
    161,412.30x = 242,127.18 × 49,083.89
  4. Step 4: Simplify right side
    161,412.30x = 11,884,542,658.49
  5. Step 5: Solve for x
    x = 11,884,542,658.49/161,412.30
  6. Step 6: Final answer
    x = 73,628.48

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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.