Home / 54,735.49-75,534.85-30,862.02

Finding the Fourth Proportional to 54,735.49, 75,534.85 and 30,862.02

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Solution

The fourth proportional to 54,735.49, 75,534.85 and 30,862.02 is: 42,589.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,735.49 : 75,534.85 = 30,862.02 : x
  2. Step 2: Convert to fraction form
    54,735.49/75,534.85 = 30,862.02/x
  3. Step 3: Cross multiply
    54,735.49x = 75,534.85 × 30,862.02
  4. Step 4: Simplify right side
    54,735.49x = 2,331,157,974.24
  5. Step 5: Solve for x
    x = 2,331,157,974.24/54,735.49
  6. Step 6: Final answer
    x = 42,589.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.