Home / 146,164.40-201,846.16-138,204.02

Finding the Fourth Proportional to 146,164.40, 201,846.16 and 138,204.02

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Solution

The fourth proportional to 146,164.40, 201,846.16 and 138,204.02 is: 190,853.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,164.40 : 201,846.16 = 138,204.02 : x
  2. Step 2: Convert to fraction form
    146,164.40/201,846.16 = 138,204.02/x
  3. Step 3: Cross multiply
    146,164.40x = 201,846.16 × 138,204.02
  4. Step 4: Simplify right side
    146,164.40x = 27,895,951,410.93
  5. Step 5: Solve for x
    x = 27,895,951,410.93/146,164.40
  6. Step 6: Final answer
    x = 190,853.26

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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.