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Finding the Fourth Proportional to 192,408.94, 265,525.32 and 107,527.42

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Solution

The fourth proportional to 192,408.94, 265,525.32 and 107,527.42 is: 148,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,408.94 : 265,525.32 = 107,527.42 : x
  2. Step 2: Convert to fraction form
    192,408.94/265,525.32 = 107,527.42/x
  3. Step 3: Cross multiply
    192,408.94x = 265,525.32 × 107,527.42
  4. Step 4: Simplify right side
    192,408.94x = 28,551,252,604.27
  5. Step 5: Solve for x
    x = 28,551,252,604.27/192,408.94
  6. Step 6: Final answer
    x = 148,388.39

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1.5x scale

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.