Home / 54,730.20-82,095.30-54,384.60

Finding the Fourth Proportional to 54,730.20, 82,095.30 and 54,384.60

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Solution

The fourth proportional to 54,730.20, 82,095.30 and 54,384.60 is: 81,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,730.20 : 82,095.30 = 54,384.60 : x
  2. Step 2: Convert to fraction form
    54,730.20/82,095.30 = 54,384.60/x
  3. Step 3: Cross multiply
    54,730.20x = 82,095.30 × 54,384.60
  4. Step 4: Simplify right side
    54,730.20x = 4,464,720,052.38
  5. Step 5: Solve for x
    x = 4,464,720,052.38/54,730.20
  6. Step 6: Final answer
    x = 81,576.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.