Home / 146,348.64-201,976.08-105,546.48

Finding the Fourth Proportional to 146,348.64, 201,976.08 and 105,546.48

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Solution

The fourth proportional to 146,348.64, 201,976.08 and 105,546.48 is: 145,664.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,348.64 : 201,976.08 = 105,546.48 : x
  2. Step 2: Convert to fraction form
    146,348.64/201,976.08 = 105,546.48/x
  3. Step 3: Cross multiply
    146,348.64x = 201,976.08 × 105,546.48
  4. Step 4: Simplify right side
    146,348.64x = 21,317,864,288.20
  5. Step 5: Solve for x
    x = 21,317,864,288.20/146,348.64
  6. Step 6: Final answer
    x = 145,664.93

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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.