Home / 179,668.10-269,464.35-90,838.10

Finding the Fourth Proportional to 179,668.10, 269,464.35 and 90,838.10

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Solution

The fourth proportional to 179,668.10, 269,464.35 and 90,838.10 is: 136,238.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,668.10 : 269,464.35 = 90,838.10 : x
  2. Step 2: Convert to fraction form
    179,668.10/269,464.35 = 90,838.10/x
  3. Step 3: Cross multiply
    179,668.10x = 269,464.35 × 90,838.10
  4. Step 4: Simplify right side
    179,668.10x = 24,477,629,571.74
  5. Step 5: Solve for x
    x = 24,477,629,571.74/179,668.10
  6. Step 6: Final answer
    x = 136,238.04

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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.