Home / 127,370.74-190,764.75-60,857.62

Finding the Fourth Proportional to 127,370.74, 190,764.75 and 60,857.62

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Solution

The fourth proportional to 127,370.74, 190,764.75 and 60,857.62 is: 91,147.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,370.74 : 190,764.75 = 60,857.62 : x
  2. Step 2: Convert to fraction form
    127,370.74/190,764.75 = 60,857.62/x
  3. Step 3: Cross multiply
    127,370.74x = 190,764.75 × 60,857.62
  4. Step 4: Simplify right side
    127,370.74x = 11,609,488,664.90
  5. Step 5: Solve for x
    x = 11,609,488,664.90/127,370.74
  6. Step 6: Final answer
    x = 91,147.22

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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.