Home / 190,199.75-262,475.24-109,626.72

Finding the Fourth Proportional to 190,199.75, 262,475.24 and 109,626.72

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Solution

The fourth proportional to 190,199.75, 262,475.24 and 109,626.72 is: 151,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,199.75 : 262,475.24 = 109,626.72 : x
  2. Step 2: Convert to fraction form
    190,199.75/262,475.24 = 109,626.72/x
  3. Step 3: Cross multiply
    190,199.75x = 262,475.24 × 109,626.72
  4. Step 4: Simplify right side
    190,199.75x = 28,774,298,110.00
  5. Step 5: Solve for x
    x = 28,774,298,110.00/190,199.75
  6. Step 6: Final answer
    x = 151,284.63

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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.