Home / 127,542.78-191,314.44-34,048.26

Finding the Fourth Proportional to 127,542.78, 191,314.44 and 34,048.26

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Solution

The fourth proportional to 127,542.78, 191,314.44 and 34,048.26 is: 51,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,542.78 : 191,314.44 = 34,048.26 : x
  2. Step 2: Convert to fraction form
    127,542.78/191,314.44 = 34,048.26/x
  3. Step 3: Cross multiply
    127,542.78x = 191,314.44 × 34,048.26
  4. Step 4: Simplify right side
    127,542.78x = 6,513,923,794.87
  5. Step 5: Solve for x
    x = 6,513,923,794.87/127,542.78
  6. Step 6: Final answer
    x = 51,072.46

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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.