Home / 126,750.74-174,915.36-69,395.27

Finding the Fourth Proportional to 126,750.74, 174,915.36 and 69,395.27

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Solution

The fourth proportional to 126,750.74, 174,915.36 and 69,395.27 is: 95,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,750.74 : 174,915.36 = 69,395.27 : x
  2. Step 2: Convert to fraction form
    126,750.74/174,915.36 = 69,395.27/x
  3. Step 3: Cross multiply
    126,750.74x = 174,915.36 × 69,395.27
  4. Step 4: Simplify right side
    126,750.74x = 12,138,297,759.77
  5. Step 5: Solve for x
    x = 12,138,297,759.77/126,750.74
  6. Step 6: Final answer
    x = 95,765.11

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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.