Home / 148,918.88-223,406-49,086.09

Finding the Fourth Proportional to 148,918.88, 223,406 and 49,086.09

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Solution

The fourth proportional to 148,918.88, 223,406 and 49,086.09 is: 73,638.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,918.88 : 223,406 = 49,086.09 : x
  2. Step 2: Convert to fraction form
    148,918.88/223,406 = 49,086.09/x
  3. Step 3: Cross multiply
    148,918.88x = 223,406 × 49,086.09
  4. Step 4: Simplify right side
    148,918.88x = 10,966,127,022.54
  5. Step 5: Solve for x
    x = 10,966,127,022.54/148,918.88
  6. Step 6: Final answer
    x = 73,638.26

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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.