Home / 439,377.01-659,037.67-140,072.36

Finding the Fourth Proportional to 439,377.01, 659,037.67 and 140,072.36

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Solution

The fourth proportional to 439,377.01, 659,037.67 and 140,072.36 is: 210,099.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,377.01 : 659,037.67 = 140,072.36 : x
  2. Step 2: Convert to fraction form
    439,377.01/659,037.67 = 140,072.36/x
  3. Step 3: Cross multiply
    439,377.01x = 659,037.67 × 140,072.36
  4. Step 4: Simplify right side
    439,377.01x = 92,312,958,120.43
  5. Step 5: Solve for x
    x = 92,312,958,120.43/439,377.01
  6. Step 6: Final answer
    x = 210,099.66

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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.