Home / 127,255.13-190,798.44-60,705.53

Finding the Fourth Proportional to 127,255.13, 190,798.44 and 60,705.53

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Solution

The fourth proportional to 127,255.13, 190,798.44 and 60,705.53 is: 91,018.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,255.13 : 190,798.44 = 60,705.53 : x
  2. Step 2: Convert to fraction form
    127,255.13/190,798.44 = 60,705.53/x
  3. Step 3: Cross multiply
    127,255.13x = 190,798.44 × 60,705.53
  4. Step 4: Simplify right side
    127,255.13x = 11,582,519,469.38
  5. Step 5: Solve for x
    x = 11,582,519,469.38/127,255.13
  6. Step 6: Final answer
    x = 91,018.10

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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.