Home / 231,621.58-347,428.72-73,848.97

Finding the Fourth Proportional to 231,621.58, 347,428.72 and 73,848.97

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Solution

The fourth proportional to 231,621.58, 347,428.72 and 73,848.97 is: 110,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,621.58 : 347,428.72 = 73,848.97 : x
  2. Step 2: Convert to fraction form
    231,621.58/347,428.72 = 73,848.97/x
  3. Step 3: Cross multiply
    231,621.58x = 347,428.72 × 73,848.97
  4. Step 4: Simplify right side
    231,621.58x = 25,657,253,120.42
  5. Step 5: Solve for x
    x = 25,657,253,120.42/231,621.58
  6. Step 6: Final answer
    x = 110,772.29

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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.