Home / 126,188.64-174,140.82-69,599.88

Finding the Fourth Proportional to 126,188.64, 174,140.82 and 69,599.88

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Solution

The fourth proportional to 126,188.64, 174,140.82 and 69,599.88 is: 96,048.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,188.64 : 174,140.82 = 69,599.88 : x
  2. Step 2: Convert to fraction form
    126,188.64/174,140.82 = 69,599.88/x
  3. Step 3: Cross multiply
    126,188.64x = 174,140.82 × 69,599.88
  4. Step 4: Simplify right side
    126,188.64x = 12,120,180,175.10
  5. Step 5: Solve for x
    x = 12,120,180,175.10/126,188.64
  6. Step 6: Final answer
    x = 96,048.11

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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.