Home / 228,675.11-342,829.50-108,671.84

Finding the Fourth Proportional to 228,675.11, 342,829.50 and 108,671.84

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Solution

The fourth proportional to 228,675.11, 342,829.50 and 108,671.84 is: 162,920.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,675.11 : 342,829.50 = 108,671.84 : x
  2. Step 2: Convert to fraction form
    228,675.11/342,829.50 = 108,671.84/x
  3. Step 3: Cross multiply
    228,675.11x = 342,829.50 × 108,671.84
  4. Step 4: Simplify right side
    228,675.11x = 37,255,912,571.28
  5. Step 5: Solve for x
    x = 37,255,912,571.28/228,675.11
  6. Step 6: Final answer
    x = 162,920.72

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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.