Home / 188,524.32-282,777.52-55,399.20

Finding the Fourth Proportional to 188,524.32, 282,777.52 and 55,399.20

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Solution

The fourth proportional to 188,524.32, 282,777.52 and 55,399.20 is: 83,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,524.32 : 282,777.52 = 55,399.20 : x
  2. Step 2: Convert to fraction form
    188,524.32/282,777.52 = 55,399.20/x
  3. Step 3: Cross multiply
    188,524.32x = 282,777.52 × 55,399.20
  4. Step 4: Simplify right side
    188,524.32x = 15,665,648,385.98
  5. Step 5: Solve for x
    x = 15,665,648,385.98/188,524.32
  6. Step 6: Final answer
    x = 83,096.17

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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.