Home / 54,208.76-81,269.31-22,643.00

Finding the Fourth Proportional to 54,208.76, 81,269.31 and 22,643.00

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Solution

The fourth proportional to 54,208.76, 81,269.31 and 22,643.00 is: 33,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,208.76 : 81,269.31 = 22,643.00 : x
  2. Step 2: Convert to fraction form
    54,208.76/81,269.31 = 22,643.00/x
  3. Step 3: Cross multiply
    54,208.76x = 81,269.31 × 22,643.00
  4. Step 4: Simplify right side
    54,208.76x = 1,840,181,189.50
  5. Step 5: Solve for x
    x = 1,840,181,189.50/54,208.76
  6. Step 6: Final answer
    x = 33,946.20

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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.