Home / 188,122.32-282,192.10-47,882.16

Finding the Fourth Proportional to 188,122.32, 282,192.10 and 47,882.16

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Solution

The fourth proportional to 188,122.32, 282,192.10 and 47,882.16 is: 71,825.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,122.32 : 282,192.10 = 47,882.16 : x
  2. Step 2: Convert to fraction form
    188,122.32/282,192.10 = 47,882.16/x
  3. Step 3: Cross multiply
    188,122.32x = 282,192.10 × 47,882.16
  4. Step 4: Simplify right side
    188,122.32x = 13,511,967,282.94
  5. Step 5: Solve for x
    x = 13,511,967,282.94/188,122.32
  6. Step 6: Final answer
    x = 71,825.43

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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.