Home / 84,835.25-127,196.72-40,468.85

Finding the Fourth Proportional to 84,835.25, 127,196.72 and 40,468.85

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Solution

The fourth proportional to 84,835.25, 127,196.72 and 40,468.85 is: 60,676.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,835.25 : 127,196.72 = 40,468.85 : x
  2. Step 2: Convert to fraction form
    84,835.25/127,196.72 = 40,468.85/x
  3. Step 3: Cross multiply
    84,835.25x = 127,196.72 × 40,468.85
  4. Step 4: Simplify right side
    84,835.25x = 5,147,504,779.83
  5. Step 5: Solve for x
    x = 5,147,504,779.83/84,835.25
  6. Step 6: Final answer
    x = 60,676.49

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1.5x scale

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.