Home / 188,343.45-282,517.50-55,226.34

Finding the Fourth Proportional to 188,343.45, 282,517.50 and 55,226.34

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Solution

The fourth proportional to 188,343.45, 282,517.50 and 55,226.34 is: 82,840.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,343.45 : 282,517.50 = 55,226.34 : x
  2. Step 2: Convert to fraction form
    188,343.45/282,517.50 = 55,226.34/x
  3. Step 3: Cross multiply
    188,343.45x = 282,517.50 × 55,226.34
  4. Step 4: Simplify right side
    188,343.45x = 15,602,407,510.95
  5. Step 5: Solve for x
    x = 15,602,407,510.95/188,343.45
  6. Step 6: Final answer
    x = 82,840.19

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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.