Home / 179,771.08-269,662.86-67,439.80

Finding the Fourth Proportional to 179,771.08, 269,662.86 and 67,439.80

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Solution

The fourth proportional to 179,771.08, 269,662.86 and 67,439.80 is: 101,162.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,771.08 : 269,662.86 = 67,439.80 : x
  2. Step 2: Convert to fraction form
    179,771.08/269,662.86 = 67,439.80/x
  3. Step 3: Cross multiply
    179,771.08x = 269,662.86 × 67,439.80
  4. Step 4: Simplify right side
    179,771.08x = 18,186,009,345.83
  5. Step 5: Solve for x
    x = 18,186,009,345.83/179,771.08
  6. Step 6: Final answer
    x = 101,162.04

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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.