Home / 146,906.42-220,387.28-104,681.75

Finding the Fourth Proportional to 146,906.42, 220,387.28 and 104,681.75

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Solution

The fourth proportional to 146,906.42, 220,387.28 and 104,681.75 is: 157,042.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,906.42 : 220,387.28 = 104,681.75 : x
  2. Step 2: Convert to fraction form
    146,906.42/220,387.28 = 104,681.75/x
  3. Step 3: Cross multiply
    146,906.42x = 220,387.28 × 104,681.75
  4. Step 4: Simplify right side
    146,906.42x = 23,070,526,134.36
  5. Step 5: Solve for x
    x = 23,070,526,134.36/146,906.42
  6. Step 6: Final answer
    x = 157,042.33

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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.