Home / 126,093.12-174,008.48-68,732.52

Finding the Fourth Proportional to 126,093.12, 174,008.48 and 68,732.52

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Solution

The fourth proportional to 126,093.12, 174,008.48 and 68,732.52 is: 94,850.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,093.12 : 174,008.48 = 68,732.52 : x
  2. Step 2: Convert to fraction form
    126,093.12/174,008.48 = 68,732.52/x
  3. Step 3: Cross multiply
    126,093.12x = 174,008.48 × 68,732.52
  4. Step 4: Simplify right side
    126,093.12x = 11,960,041,331.77
  5. Step 5: Solve for x
    x = 11,960,041,331.77/126,093.12
  6. Step 6: Final answer
    x = 94,850.86

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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.