Home / 126,274.69-174,256.52-68,915.15

Finding the Fourth Proportional to 126,274.69, 174,256.52 and 68,915.15

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Solution

The fourth proportional to 126,274.69, 174,256.52 and 68,915.15 is: 95,101.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274.69 : 174,256.52 = 68,915.15 : x
  2. Step 2: Convert to fraction form
    126,274.69/174,256.52 = 68,915.15/x
  3. Step 3: Cross multiply
    126,274.69x = 174,256.52 × 68,915.15
  4. Step 4: Simplify right side
    126,274.69x = 12,008,914,214.28
  5. Step 5: Solve for x
    x = 12,008,914,214.28/126,274.69
  6. Step 6: Final answer
    x = 95,101.51

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1.5x scale

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.