Home / 112,452.96-155,194.72-62,161.60

Finding the Fourth Proportional to 112,452.96, 155,194.72 and 62,161.60

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Solution

The fourth proportional to 112,452.96, 155,194.72 and 62,161.60 is: 85,788.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,452.96 : 155,194.72 = 62,161.60 : x
  2. Step 2: Convert to fraction form
    112,452.96/155,194.72 = 62,161.60/x
  3. Step 3: Cross multiply
    112,452.96x = 155,194.72 × 62,161.60
  4. Step 4: Simplify right side
    112,452.96x = 9,647,152,106.75
  5. Step 5: Solve for x
    x = 9,647,152,106.75/112,452.96
  6. Step 6: Final answer
    x = 85,788.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.