Home / 144,521.62-199,423.19-83,276.73

Finding the Fourth Proportional to 144,521.62, 199,423.19 and 83,276.73

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Solution

The fourth proportional to 144,521.62, 199,423.19 and 83,276.73 is: 114,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,521.62 : 199,423.19 = 83,276.73 : x
  2. Step 2: Convert to fraction form
    144,521.62/199,423.19 = 83,276.73/x
  3. Step 3: Cross multiply
    144,521.62x = 199,423.19 × 83,276.73
  4. Step 4: Simplify right side
    144,521.62x = 16,607,311,149.37
  5. Step 5: Solve for x
    x = 16,607,311,149.37/144,521.62
  6. Step 6: Final answer
    x = 114,912.30

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1.5x scale

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.