Home / 132,922.23-183,328.97-85,180.02

Finding the Fourth Proportional to 132,922.23, 183,328.97 and 85,180.02

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Solution

The fourth proportional to 132,922.23, 183,328.97 and 85,180.02 is: 117,481.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,922.23 : 183,328.97 = 85,180.02 : x
  2. Step 2: Convert to fraction form
    132,922.23/183,328.97 = 85,180.02/x
  3. Step 3: Cross multiply
    132,922.23x = 183,328.97 × 85,180.02
  4. Step 4: Simplify right side
    132,922.23x = 15,615,964,905.28
  5. Step 5: Solve for x
    x = 15,615,964,905.28/132,922.23
  6. Step 6: Final answer
    x = 117,481.97

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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.