Home / 127,841.07-191,789.30-48,955.31

Finding the Fourth Proportional to 127,841.07, 191,789.30 and 48,955.31

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Solution

The fourth proportional to 127,841.07, 191,789.30 and 48,955.31 is: 73,443.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.07 : 191,789.30 = 48,955.31 : x
  2. Step 2: Convert to fraction form
    127,841.07/191,789.30 = 48,955.31/x
  3. Step 3: Cross multiply
    127,841.07x = 191,789.30 × 48,955.31
  4. Step 4: Simplify right side
    127,841.07x = 9,389,103,524.25
  5. Step 5: Solve for x
    x = 9,389,103,524.25/127,841.07
  6. Step 6: Final answer
    x = 73,443.56

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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.