Home / 84,972.31-127,383.94-32,346.79

Finding the Fourth Proportional to 84,972.31, 127,383.94 and 32,346.79

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Solution

The fourth proportional to 84,972.31, 127,383.94 and 32,346.79 is: 48,491.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,972.31 : 127,383.94 = 32,346.79 : x
  2. Step 2: Convert to fraction form
    84,972.31/127,383.94 = 32,346.79/x
  3. Step 3: Cross multiply
    84,972.31x = 127,383.94 × 32,346.79
  4. Step 4: Simplify right side
    84,972.31x = 4,120,461,556.55
  5. Step 5: Solve for x
    x = 4,120,461,556.55/84,972.31
  6. Step 6: Final answer
    x = 48,491.82

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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.