Home / 54,139.48-81,154.70-22,567.02

Finding the Fourth Proportional to 54,139.48, 81,154.70 and 22,567.02

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Solution

The fourth proportional to 54,139.48, 81,154.70 and 22,567.02 is: 33,827.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,139.48 : 81,154.70 = 22,567.02 : x
  2. Step 2: Convert to fraction form
    54,139.48/81,154.70 = 22,567.02/x
  3. Step 3: Cross multiply
    54,139.48x = 81,154.70 × 22,567.02
  4. Step 4: Simplify right side
    54,139.48x = 1,831,419,816.03
  5. Step 5: Solve for x
    x = 1,831,419,816.03/54,139.48
  6. Step 6: Final answer
    x = 33,827.80

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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.