Home / 155,796.32-233,601.09-71,450.84

Finding the Fourth Proportional to 155,796.32, 233,601.09 and 71,450.84

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Solution

The fourth proportional to 155,796.32, 233,601.09 and 71,450.84 is: 107,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,796.32 : 233,601.09 = 71,450.84 : x
  2. Step 2: Convert to fraction form
    155,796.32/233,601.09 = 71,450.84/x
  3. Step 3: Cross multiply
    155,796.32x = 233,601.09 × 71,450.84
  4. Step 4: Simplify right side
    155,796.32x = 16,690,994,105.42
  5. Step 5: Solve for x
    x = 16,690,994,105.42/155,796.32
  6. Step 6: Final answer
    x = 107,133.43

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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.