Home / 180,133.32-248,548.66-108,517.27

Finding the Fourth Proportional to 180,133.32, 248,548.66 and 108,517.27

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Solution

The fourth proportional to 180,133.32, 248,548.66 and 108,517.27 is: 149,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,133.32 : 248,548.66 = 108,517.27 : x
  2. Step 2: Convert to fraction form
    180,133.32/248,548.66 = 108,517.27/x
  3. Step 3: Cross multiply
    180,133.32x = 248,548.66 × 108,517.27
  4. Step 4: Simplify right side
    180,133.32x = 26,971,822,045.36
  5. Step 5: Solve for x
    x = 26,971,822,045.36/180,133.32
  6. Step 6: Final answer
    x = 149,732.55

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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.