Home / 101,976.12-152,970.92-27,095.20

Finding the Fourth Proportional to 101,976.12, 152,970.92 and 27,095.20

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Solution

The fourth proportional to 101,976.12, 152,970.92 and 27,095.20 is: 40,644.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,976.12 : 152,970.92 = 27,095.20 : x
  2. Step 2: Convert to fraction form
    101,976.12/152,970.92 = 27,095.20/x
  3. Step 3: Cross multiply
    101,976.12x = 152,970.92 × 27,095.20
  4. Step 4: Simplify right side
    101,976.12x = 4,144,777,671.58
  5. Step 5: Solve for x
    x = 4,144,777,671.58/101,976.12
  6. Step 6: Final answer
    x = 40,644.59

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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.