Home / 126,332.88-174,261.36-75,311.28

Finding the Fourth Proportional to 126,332.88, 174,261.36 and 75,311.28

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Solution

The fourth proportional to 126,332.88, 174,261.36 and 75,311.28 is: 103,883.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,332.88 : 174,261.36 = 75,311.28 : x
  2. Step 2: Convert to fraction form
    126,332.88/174,261.36 = 75,311.28/x
  3. Step 3: Cross multiply
    126,332.88x = 174,261.36 × 75,311.28
  4. Step 4: Simplify right side
    126,332.88x = 13,123,846,076.14
  5. Step 5: Solve for x
    x = 13,123,846,076.14/126,332.88
  6. Step 6: Final answer
    x = 103,883.06

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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.