Home / 228,402.21-342,377.31-108,247.98

Finding the Fourth Proportional to 228,402.21, 342,377.31 and 108,247.98

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Solution

The fourth proportional to 228,402.21, 342,377.31 and 108,247.98 is: 162,264.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,402.21 : 342,377.31 = 108,247.98 : x
  2. Step 2: Convert to fraction form
    228,402.21/342,377.31 = 108,247.98/x
  3. Step 3: Cross multiply
    228,402.21x = 342,377.31 × 108,247.98
  4. Step 4: Simplify right side
    228,402.21x = 37,061,652,205.33
  5. Step 5: Solve for x
    x = 37,061,652,205.33/228,402.21
  6. Step 6: Final answer
    x = 162,264.86

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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.