Home / 132,999.26-183,546.02-76,414.28

Finding the Fourth Proportional to 132,999.26, 183,546.02 and 76,414.28

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Solution

The fourth proportional to 132,999.26, 183,546.02 and 76,414.28 is: 105,455.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,999.26 : 183,546.02 = 76,414.28 : x
  2. Step 2: Convert to fraction form
    132,999.26/183,546.02 = 76,414.28/x
  3. Step 3: Cross multiply
    132,999.26x = 183,546.02 × 76,414.28
  4. Step 4: Simplify right side
    132,999.26x = 14,025,536,583.09
  5. Step 5: Solve for x
    x = 14,025,536,583.09/132,999.26
  6. Step 6: Final answer
    x = 105,455.75

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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.