Home / 110,729.94-165,845.18-51,440.86

Finding the Fourth Proportional to 110,729.94, 165,845.18 and 51,440.86

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Solution

The fourth proportional to 110,729.94, 165,845.18 and 51,440.86 is: 77,045.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,729.94 : 165,845.18 = 51,440.86 : x
  2. Step 2: Convert to fraction form
    110,729.94/165,845.18 = 51,440.86/x
  3. Step 3: Cross multiply
    110,729.94x = 165,845.18 × 51,440.86
  4. Step 4: Simplify right side
    110,729.94x = 8,531,218,686.05
  5. Step 5: Solve for x
    x = 8,531,218,686.05/110,729.94
  6. Step 6: Final answer
    x = 77,045.28

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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.