Home / 132,042.24-182,096.64-122,503.68

Finding the Fourth Proportional to 132,042.24, 182,096.64 and 122,503.68

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Solution

The fourth proportional to 132,042.24, 182,096.64 and 122,503.68 is: 168,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,042.24 : 182,096.64 = 122,503.68 : x
  2. Step 2: Convert to fraction form
    132,042.24/182,096.64 = 122,503.68/x
  3. Step 3: Cross multiply
    132,042.24x = 182,096.64 × 122,503.68
  4. Step 4: Simplify right side
    132,042.24x = 22,307,508,515.64
  5. Step 5: Solve for x
    x = 22,307,508,515.64/132,042.24
  6. Step 6: Final answer
    x = 168,942.22

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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.