Home / 202,847.08-279,923.62-112,206.76

Finding the Fourth Proportional to 202,847.08, 279,923.62 and 112,206.76

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Solution

The fourth proportional to 202,847.08, 279,923.62 and 112,206.76 is: 154,842.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,847.08 : 279,923.62 = 112,206.76 : x
  2. Step 2: Convert to fraction form
    202,847.08/279,923.62 = 112,206.76/x
  3. Step 3: Cross multiply
    202,847.08x = 279,923.62 × 112,206.76
  4. Step 4: Simplify right side
    202,847.08x = 31,409,322,447.67
  5. Step 5: Solve for x
    x = 31,409,322,447.67/202,847.08
  6. Step 6: Final answer
    x = 154,842.37

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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.