Home / 269,532.98-371,958.10-148,679.36

Finding the Fourth Proportional to 269,532.98, 371,958.10 and 148,679.36

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Solution

The fourth proportional to 269,532.98, 371,958.10 and 148,679.36 is: 205,178.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,532.98 : 371,958.10 = 148,679.36 : x
  2. Step 2: Convert to fraction form
    269,532.98/371,958.10 = 148,679.36/x
  3. Step 3: Cross multiply
    269,532.98x = 371,958.10 × 148,679.36
  4. Step 4: Simplify right side
    269,532.98x = 55,302,490,395.03
  5. Step 5: Solve for x
    x = 55,302,490,395.03/269,532.98
  6. Step 6: Final answer
    x = 205,178.94

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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.