Home / 126,814.88-190,223.94-60,261.50

Finding the Fourth Proportional to 126,814.88, 190,223.94 and 60,261.50

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Solution

The fourth proportional to 126,814.88, 190,223.94 and 60,261.50 is: 90,393.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,814.88 : 190,223.94 = 60,261.50 : x
  2. Step 2: Convert to fraction form
    126,814.88/190,223.94 = 60,261.50/x
  3. Step 3: Cross multiply
    126,814.88x = 190,223.94 × 60,261.50
  4. Step 4: Simplify right side
    126,814.88x = 11,463,179,960.31
  5. Step 5: Solve for x
    x = 11,463,179,960.31/126,814.88
  6. Step 6: Final answer
    x = 90,393.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.