Home / 180,490.03-248,998.04-108,830.24

Finding the Fourth Proportional to 180,490.03, 248,998.04 and 108,830.24

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Solution

The fourth proportional to 180,490.03, 248,998.04 and 108,830.24 is: 150,138.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,490.03 : 248,998.04 = 108,830.24 : x
  2. Step 2: Convert to fraction form
    180,490.03/248,998.04 = 108,830.24/x
  3. Step 3: Cross multiply
    180,490.03x = 248,998.04 × 108,830.24
  4. Step 4: Simplify right side
    180,490.03x = 27,098,517,422.28
  5. Step 5: Solve for x
    x = 27,098,517,422.28/180,490.03
  6. Step 6: Final answer
    x = 150,138.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.