Home / 134,205.25-185,205.60-73,778.44

Finding the Fourth Proportional to 134,205.25, 185,205.60 and 73,778.44

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Solution

The fourth proportional to 134,205.25, 185,205.60 and 73,778.44 is: 101,815.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,205.25 : 185,205.60 = 73,778.44 : x
  2. Step 2: Convert to fraction form
    134,205.25/185,205.60 = 73,778.44/x
  3. Step 3: Cross multiply
    134,205.25x = 185,205.60 × 73,778.44
  4. Step 4: Simplify right side
    134,205.25x = 13,664,180,247.26
  5. Step 5: Solve for x
    x = 13,664,180,247.26/134,205.25
  6. Step 6: Final answer
    x = 101,815.54

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1.5x scale

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.