Home / 190,306.44-285,370.29-110,367.12

Finding the Fourth Proportional to 190,306.44, 285,370.29 and 110,367.12

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Solution

The fourth proportional to 190,306.44, 285,370.29 and 110,367.12 is: 165,498.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,306.44 : 285,370.29 = 110,367.12 : x
  2. Step 2: Convert to fraction form
    190,306.44/285,370.29 = 110,367.12/x
  3. Step 3: Cross multiply
    190,306.44x = 285,370.29 × 110,367.12
  4. Step 4: Simplify right side
    190,306.44x = 31,495,497,040.86
  5. Step 5: Solve for x
    x = 31,495,497,040.86/190,306.44
  6. Step 6: Final answer
    x = 165,498.85

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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.