Home / 146,004.48-201,474-82,357.92

Finding the Fourth Proportional to 146,004.48, 201,474 and 82,357.92

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Solution

The fourth proportional to 146,004.48, 201,474 and 82,357.92 is: 113,647.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,004.48 : 201,474 = 82,357.92 : x
  2. Step 2: Convert to fraction form
    146,004.48/201,474 = 82,357.92/x
  3. Step 3: Cross multiply
    146,004.48x = 201,474 × 82,357.92
  4. Step 4: Simplify right side
    146,004.48x = 16,592,979,574.08
  5. Step 5: Solve for x
    x = 16,592,979,574.08/146,004.48
  6. Step 6: Final answer
    x = 113,647.06

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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.