Home / 141,270.67-194,951.37-76,739.59

Finding the Fourth Proportional to 141,270.67, 194,951.37 and 76,739.59

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Solution

The fourth proportional to 141,270.67, 194,951.37 and 76,739.59 is: 105,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,270.67 : 194,951.37 = 76,739.59 : x
  2. Step 2: Convert to fraction form
    141,270.67/194,951.37 = 76,739.59/x
  3. Step 3: Cross multiply
    141,270.67x = 194,951.37 × 76,739.59
  4. Step 4: Simplify right side
    141,270.67x = 14,960,488,203.74
  5. Step 5: Solve for x
    x = 14,960,488,203.74/141,270.67
  6. Step 6: Final answer
    x = 105,899.46

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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.