Home / 252,973.80-379,717.47-126,704.52

Finding the Fourth Proportional to 252,973.80, 379,717.47 and 126,704.52

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Solution

The fourth proportional to 252,973.80, 379,717.47 and 126,704.52 is: 190,185.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,973.80 : 379,717.47 = 126,704.52 : x
  2. Step 2: Convert to fraction form
    252,973.80/379,717.47 = 126,704.52/x
  3. Step 3: Cross multiply
    252,973.80x = 379,717.47 × 126,704.52
  4. Step 4: Simplify right side
    252,973.80x = 48,111,919,771.96
  5. Step 5: Solve for x
    x = 48,111,919,771.96/252,973.80
  6. Step 6: Final answer
    x = 190,185.39

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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.