Home / 84,871.37-127,306.24-51,600.62

Finding the Fourth Proportional to 84,871.37, 127,306.24 and 51,600.62

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Solution

The fourth proportional to 84,871.37, 127,306.24 and 51,600.62 is: 77,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,871.37 : 127,306.24 = 51,600.62 : x
  2. Step 2: Convert to fraction form
    84,871.37/127,306.24 = 51,600.62/x
  3. Step 3: Cross multiply
    84,871.37x = 127,306.24 × 51,600.62
  4. Step 4: Simplify right side
    84,871.37x = 6,569,081,103.13
  5. Step 5: Solve for x
    x = 6,569,081,103.13/84,871.37
  6. Step 6: Final answer
    x = 77,400.43

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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.