Home / 127,010.22-190,520.60-52,077.53

Finding the Fourth Proportional to 127,010.22, 190,520.60 and 52,077.53

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Solution

The fourth proportional to 127,010.22, 190,520.60 and 52,077.53 is: 78,118.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,010.22 : 190,520.60 = 52,077.53 : x
  2. Step 2: Convert to fraction form
    127,010.22/190,520.60 = 52,077.53/x
  3. Step 3: Cross multiply
    127,010.22x = 190,520.60 × 52,077.53
  4. Step 4: Simplify right side
    127,010.22x = 9,921,841,049.13
  5. Step 5: Solve for x
    x = 9,921,841,049.13/127,010.22
  6. Step 6: Final answer
    x = 78,118.45

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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.