Home / 54,298.20-81,447.30-23,136.60

Finding the Fourth Proportional to 54,298.20, 81,447.30 and 23,136.60

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Solution

The fourth proportional to 54,298.20, 81,447.30 and 23,136.60 is: 34,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,298.20 : 81,447.30 = 23,136.60 : x
  2. Step 2: Convert to fraction form
    54,298.20/81,447.30 = 23,136.60/x
  3. Step 3: Cross multiply
    54,298.20x = 81,447.30 × 23,136.60
  4. Step 4: Simplify right side
    54,298.20x = 1,884,413,601.18
  5. Step 5: Solve for x
    x = 1,884,413,601.18/54,298.20
  6. Step 6: Final answer
    x = 34,704.90

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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.