Home / 126,310.32-174,310.38-68,952.60

Finding the Fourth Proportional to 126,310.32, 174,310.38 and 68,952.60

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Solution

The fourth proportional to 126,310.32, 174,310.38 and 68,952.60 is: 95,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,310.32 : 174,310.38 = 68,952.60 : x
  2. Step 2: Convert to fraction form
    126,310.32/174,310.38 = 68,952.60/x
  3. Step 3: Cross multiply
    126,310.32x = 174,310.38 × 68,952.60
  4. Step 4: Simplify right side
    126,310.32x = 12,019,153,907.99
  5. Step 5: Solve for x
    x = 12,019,153,907.99/126,310.32
  6. Step 6: Final answer
    x = 95,155.76

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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.