Home / 126,324-174,324.36-68,961.36

Finding the Fourth Proportional to 126,324, 174,324.36 and 68,961.36

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Solution

The fourth proportional to 126,324, 174,324.36 and 68,961.36 is: 95,165.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,324 : 174,324.36 = 68,961.36 : x
  2. Step 2: Convert to fraction form
    126,324/174,324.36 = 68,961.36/x
  3. Step 3: Cross multiply
    126,324x = 174,324.36 × 68,961.36
  4. Step 4: Simplify right side
    126,324x = 12,021,644,946.73
  5. Step 5: Solve for x
    x = 12,021,644,946.73/126,324
  6. Step 6: Final answer
    x = 95,165.17

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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.