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Finding the Fourth Proportional to 89,993.88, 134,999.28 and 23,433.84

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Solution

The fourth proportional to 89,993.88, 134,999.28 and 23,433.84 is: 35,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,993.88 : 134,999.28 = 23,433.84 : x
  2. Step 2: Convert to fraction form
    89,993.88/134,999.28 = 23,433.84/x
  3. Step 3: Cross multiply
    89,993.88x = 134,999.28 × 23,433.84
  4. Step 4: Simplify right side
    89,993.88x = 3,163,551,527.64
  5. Step 5: Solve for x
    x = 3,163,551,527.64/89,993.88
  6. Step 6: Final answer
    x = 35,152.96

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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.