Home / 164,822.20-247,233.30-111,678.10

Finding the Fourth Proportional to 164,822.20, 247,233.30 and 111,678.10

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Solution

The fourth proportional to 164,822.20, 247,233.30 and 111,678.10 is: 167,517.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,822.20 : 247,233.30 = 111,678.10 : x
  2. Step 2: Convert to fraction form
    164,822.20/247,233.30 = 111,678.10/x
  3. Step 3: Cross multiply
    164,822.20x = 247,233.30 × 111,678.10
  4. Step 4: Simplify right side
    164,822.20x = 27,610,545,200.73
  5. Step 5: Solve for x
    x = 27,610,545,200.73/164,822.20
  6. Step 6: Final answer
    x = 167,517.15

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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.