Home / 127,265.40-190,923.70-44,142.20

Finding the Fourth Proportional to 127,265.40, 190,923.70 and 44,142.20

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Solution

The fourth proportional to 127,265.40, 190,923.70 and 44,142.20 is: 66,222.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,265.40 : 190,923.70 = 44,142.20 : x
  2. Step 2: Convert to fraction form
    127,265.40/190,923.70 = 44,142.20/x
  3. Step 3: Cross multiply
    127,265.40x = 190,923.70 × 44,142.20
  4. Step 4: Simplify right side
    127,265.40x = 8,427,792,150.14
  5. Step 5: Solve for x
    x = 8,427,792,150.14/127,265.40
  6. Step 6: Final answer
    x = 66,222.18

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1.5x scale

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.