Home / 127,211.20-190,904.27-44,105.20

Finding the Fourth Proportional to 127,211.20, 190,904.27 and 44,105.20

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Solution

The fourth proportional to 127,211.20, 190,904.27 and 44,105.20 is: 66,188.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,211.20 : 190,904.27 = 44,105.20 : x
  2. Step 2: Convert to fraction form
    127,211.20/190,904.27 = 44,105.20/x
  3. Step 3: Cross multiply
    127,211.20x = 190,904.27 × 44,105.20
  4. Step 4: Simplify right side
    127,211.20x = 8,419,871,009.20
  5. Step 5: Solve for x
    x = 8,419,871,009.20/127,211.20
  6. Step 6: Final answer
    x = 66,188.13

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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.