Home / 268,454.25-370,321.07-166,445.28

Finding the Fourth Proportional to 268,454.25, 370,321.07 and 166,445.28

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Solution

The fourth proportional to 268,454.25, 370,321.07 and 166,445.28 is: 229,604.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,454.25 : 370,321.07 = 166,445.28 : x
  2. Step 2: Convert to fraction form
    268,454.25/370,321.07 = 166,445.28/x
  3. Step 3: Cross multiply
    268,454.25x = 370,321.07 × 166,445.28
  4. Step 4: Simplify right side
    268,454.25x = 61,638,193,353.82
  5. Step 5: Solve for x
    x = 61,638,193,353.82/268,454.25
  6. Step 6: Final answer
    x = 229,604.09

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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.