Home / 231,698.40-347,588.72-82,025.44

Finding the Fourth Proportional to 231,698.40, 347,588.72 and 82,025.44

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Solution

The fourth proportional to 231,698.40, 347,588.72 and 82,025.44 is: 123,052.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,698.40 : 347,588.72 = 82,025.44 : x
  2. Step 2: Convert to fraction form
    231,698.40/347,588.72 = 82,025.44/x
  3. Step 3: Cross multiply
    231,698.40x = 347,588.72 × 82,025.44
  4. Step 4: Simplify right side
    231,698.40x = 28,511,117,697.04
  5. Step 5: Solve for x
    x = 28,511,117,697.04/231,698.40
  6. Step 6: Final answer
    x = 123,052.72

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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.