Home / 127,228.20-190,550.70-124,312.20

Finding the Fourth Proportional to 127,228.20, 190,550.70 and 124,312.20

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Solution

The fourth proportional to 127,228.20, 190,550.70 and 124,312.20 is: 186,183.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,228.20 : 190,550.70 = 124,312.20 : x
  2. Step 2: Convert to fraction form
    127,228.20/190,550.70 = 124,312.20/x
  3. Step 3: Cross multiply
    127,228.20x = 190,550.70 × 124,312.20
  4. Step 4: Simplify right side
    127,228.20x = 23,687,776,728.54
  5. Step 5: Solve for x
    x = 23,687,776,728.54/127,228.20
  6. Step 6: Final answer
    x = 186,183.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.