Home / 54,782.28-82,130.40-23,166.48

Finding the Fourth Proportional to 54,782.28, 82,130.40 and 23,166.48

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Solution

The fourth proportional to 54,782.28, 82,130.40 and 23,166.48 is: 34,731.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,782.28 : 82,130.40 = 23,166.48 : x
  2. Step 2: Convert to fraction form
    54,782.28/82,130.40 = 23,166.48/x
  3. Step 3: Cross multiply
    54,782.28x = 82,130.40 × 23,166.48
  4. Step 4: Simplify right side
    54,782.28x = 1,902,672,268.99
  5. Step 5: Solve for x
    x = 1,902,672,268.99/54,782.28
  6. Step 6: Final answer
    x = 34,731.53

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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.