Home / 54,070.41-81,110.43-19,010.37

Finding the Fourth Proportional to 54,070.41, 81,110.43 and 19,010.37

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Solution

The fourth proportional to 54,070.41, 81,110.43 and 19,010.37 is: 28,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,070.41 : 81,110.43 = 19,010.37 : x
  2. Step 2: Convert to fraction form
    54,070.41/81,110.43 = 19,010.37/x
  3. Step 3: Cross multiply
    54,070.41x = 81,110.43 × 19,010.37
  4. Step 4: Simplify right side
    54,070.41x = 1,541,939,285.16
  5. Step 5: Solve for x
    x = 1,541,939,285.16/54,070.41
  6. Step 6: Final answer
    x = 28,517.25

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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.