Home / 439,584.39-659,369.39-140,060.90

Finding the Fourth Proportional to 439,584.39, 659,369.39 and 140,060.90

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Solution

The fourth proportional to 439,584.39, 659,369.39 and 140,060.90 is: 210,089.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,584.39 : 659,369.39 = 140,060.90 : x
  2. Step 2: Convert to fraction form
    439,584.39/659,369.39 = 140,060.90/x
  3. Step 3: Cross multiply
    439,584.39x = 659,369.39 × 140,060.90
  4. Step 4: Simplify right side
    439,584.39x = 92,351,871,143.97
  5. Step 5: Solve for x
    x = 92,351,871,143.97/439,584.39
  6. Step 6: Final answer
    x = 210,089.06

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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.