Home / 188,725.25-260,537.34-145,607.86

Finding the Fourth Proportional to 188,725.25, 260,537.34 and 145,607.86

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Solution

The fourth proportional to 188,725.25, 260,537.34 and 145,607.86 is: 201,013.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,725.25 : 260,537.34 = 145,607.86 : x
  2. Step 2: Convert to fraction form
    188,725.25/260,537.34 = 145,607.86/x
  3. Step 3: Cross multiply
    188,725.25x = 260,537.34 × 145,607.86
  4. Step 4: Simplify right side
    188,725.25x = 37,936,285,542.86
  5. Step 5: Solve for x
    x = 37,936,285,542.86/188,725.25
  6. Step 6: Final answer
    x = 201,013.30

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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.