Home / 54,350.18-74,968.70-39,265.02

Finding the Fourth Proportional to 54,350.18, 74,968.70 and 39,265.02

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Solution

The fourth proportional to 54,350.18, 74,968.70 and 39,265.02 is: 54,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,350.18 : 74,968.70 = 39,265.02 : x
  2. Step 2: Convert to fraction form
    54,350.18/74,968.70 = 39,265.02/x
  3. Step 3: Cross multiply
    54,350.18x = 74,968.70 × 39,265.02
  4. Step 4: Simplify right side
    54,350.18x = 2,943,647,504.87
  5. Step 5: Solve for x
    x = 2,943,647,504.87/54,350.18
  6. Step 6: Final answer
    x = 54,160.77

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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.