Home / 141,894.56-195,848.61-85,295

Finding the Fourth Proportional to 141,894.56, 195,848.61 and 85,295

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Solution

The fourth proportional to 141,894.56, 195,848.61 and 85,295 is: 117,727.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,894.56 : 195,848.61 = 85,295 : x
  2. Step 2: Convert to fraction form
    141,894.56/195,848.61 = 85,295/x
  3. Step 3: Cross multiply
    141,894.56x = 195,848.61 × 85,295
  4. Step 4: Simplify right side
    141,894.56x = 16,704,907,189.95
  5. Step 5: Solve for x
    x = 16,704,907,189.95/141,894.56
  6. Step 6: Final answer
    x = 117,727.61

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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.