Home / 263,942.77-364,155.38-149,210.32

Finding the Fourth Proportional to 263,942.77, 364,155.38 and 149,210.32

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Solution

The fourth proportional to 263,942.77, 364,155.38 and 149,210.32 is: 205,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,942.77 : 364,155.38 = 149,210.32 : x
  2. Step 2: Convert to fraction form
    263,942.77/364,155.38 = 149,210.32/x
  3. Step 3: Cross multiply
    263,942.77x = 364,155.38 × 149,210.32
  4. Step 4: Simplify right side
    263,942.77x = 54,335,738,958.74
  5. Step 5: Solve for x
    x = 54,335,738,958.74/263,942.77
  6. Step 6: Final answer
    x = 205,861.82

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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.