Home / 54,092.50-81,068.06-39,149.93

Finding the Fourth Proportional to 54,092.50, 81,068.06 and 39,149.93

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Solution

The fourth proportional to 54,092.50, 81,068.06 and 39,149.93 is: 58,673.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,092.50 : 81,068.06 = 39,149.93 : x
  2. Step 2: Convert to fraction form
    54,092.50/81,068.06 = 39,149.93/x
  3. Step 3: Cross multiply
    54,092.50x = 81,068.06 × 39,149.93
  4. Step 4: Simplify right side
    54,092.50x = 3,173,809,174.78
  5. Step 5: Solve for x
    x = 3,173,809,174.78/54,092.50
  6. Step 6: Final answer
    x = 58,673.74

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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.