Home / 84,796.86-127,028.98-49,183.36

Finding the Fourth Proportional to 84,796.86, 127,028.98 and 49,183.36

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Solution

The fourth proportional to 84,796.86, 127,028.98 and 49,183.36 is: 73,678.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,796.86 : 127,028.98 = 49,183.36 : x
  2. Step 2: Convert to fraction form
    84,796.86/127,028.98 = 49,183.36/x
  3. Step 3: Cross multiply
    84,796.86x = 127,028.98 × 49,183.36
  4. Step 4: Simplify right side
    84,796.86x = 6,247,712,829.18
  5. Step 5: Solve for x
    x = 6,247,712,829.18/84,796.86
  6. Step 6: Final answer
    x = 73,678.58

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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.