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Finding the Fourth Proportional to 192,016.92, 287,750.88 and 141,015.92

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Solution

The fourth proportional to 192,016.92, 287,750.88 and 141,015.92 is: 211,322.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,016.92 : 287,750.88 = 141,015.92 : x
  2. Step 2: Convert to fraction form
    192,016.92/287,750.88 = 141,015.92/x
  3. Step 3: Cross multiply
    192,016.92x = 287,750.88 × 141,015.92
  4. Step 4: Simplify right side
    192,016.92x = 40,577,455,074.01
  5. Step 5: Solve for x
    x = 40,577,455,074.01/192,016.92
  6. Step 6: Final answer
    x = 211,322.29

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1.5x scale

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.