Home / 325,475.79-487,869.23-148,107.36

Finding the Fourth Proportional to 325,475.79, 487,869.23 and 148,107.36

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Solution

The fourth proportional to 325,475.79, 487,869.23 and 148,107.36 is: 222,004.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,475.79 : 487,869.23 = 148,107.36 : x
  2. Step 2: Convert to fraction form
    325,475.79/487,869.23 = 148,107.36/x
  3. Step 3: Cross multiply
    325,475.79x = 487,869.23 × 148,107.36
  4. Step 4: Simplify right side
    325,475.79x = 72,257,022,940.00
  5. Step 5: Solve for x
    x = 72,257,022,940.00/325,475.79
  6. Step 6: Final answer
    x = 222,004.29

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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.