Home / 286,025.36-428,773.14-106,010.54

Finding the Fourth Proportional to 286,025.36, 428,773.14 and 106,010.54

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Solution

The fourth proportional to 286,025.36, 428,773.14 and 106,010.54 is: 158,917.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,025.36 : 428,773.14 = 106,010.54 : x
  2. Step 2: Convert to fraction form
    286,025.36/428,773.14 = 106,010.54/x
  3. Step 3: Cross multiply
    286,025.36x = 428,773.14 × 106,010.54
  4. Step 4: Simplify right side
    286,025.36x = 45,454,472,108.90
  5. Step 5: Solve for x
    x = 45,454,472,108.90/286,025.36
  6. Step 6: Final answer
    x = 158,917.63

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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.