Home / 107,196.90-160,792.05-28,311.54

Finding the Fourth Proportional to 107,196.90, 160,792.05 and 28,311.54

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Solution

The fourth proportional to 107,196.90, 160,792.05 and 28,311.54 is: 42,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,196.90 : 160,792.05 = 28,311.54 : x
  2. Step 2: Convert to fraction form
    107,196.90/160,792.05 = 28,311.54/x
  3. Step 3: Cross multiply
    107,196.90x = 160,792.05 × 28,311.54
  4. Step 4: Simplify right side
    107,196.90x = 4,552,270,555.26
  5. Step 5: Solve for x
    x = 4,552,270,555.26/107,196.90
  6. Step 6: Final answer
    x = 42,466.44

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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.