Home / 148,359.88-222,569-54,866.44

Finding the Fourth Proportional to 148,359.88, 222,569 and 54,866.44

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Solution

The fourth proportional to 148,359.88, 222,569 and 54,866.44 is: 82,310.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,359.88 : 222,569 = 54,866.44 : x
  2. Step 2: Convert to fraction form
    148,359.88/222,569 = 54,866.44/x
  3. Step 3: Cross multiply
    148,359.88x = 222,569 × 54,866.44
  4. Step 4: Simplify right side
    148,359.88x = 12,211,568,684.36
  5. Step 5: Solve for x
    x = 12,211,568,684.36/148,359.88
  6. Step 6: Final answer
    x = 82,310.45

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1.5x scale

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.