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Finding the Fourth Proportional to 265,961.12, 366,993.36 and 162,647.24

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Solution

The fourth proportional to 265,961.12, 366,993.36 and 162,647.24 is: 224,433.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,961.12 : 366,993.36 = 162,647.24 : x
  2. Step 2: Convert to fraction form
    265,961.12/366,993.36 = 162,647.24/x
  3. Step 3: Cross multiply
    265,961.12x = 366,993.36 × 162,647.24
  4. Step 4: Simplify right side
    265,961.12x = 59,690,457,102.33
  5. Step 5: Solve for x
    x = 59,690,457,102.33/265,961.12
  6. Step 6: Final answer
    x = 224,433.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.