Home / 190,733.12-263,150.88-110,150

Finding the Fourth Proportional to 190,733.12, 263,150.88 and 110,150

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Solution

The fourth proportional to 190,733.12, 263,150.88 and 110,150 is: 151,971.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,733.12 : 263,150.88 = 110,150 : x
  2. Step 2: Convert to fraction form
    190,733.12/263,150.88 = 110,150/x
  3. Step 3: Cross multiply
    190,733.12x = 263,150.88 × 110,150
  4. Step 4: Simplify right side
    190,733.12x = 28,986,069,432
  5. Step 5: Solve for x
    x = 28,986,069,432/190,733.12
  6. Step 6: Final answer
    x = 151,971.87

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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.