Home / 54,141.95-81,158.41-22,569.49

Finding the Fourth Proportional to 54,141.95, 81,158.41 and 22,569.49

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Solution

The fourth proportional to 54,141.95, 81,158.41 and 22,569.49 is: 33,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.95 : 81,158.41 = 22,569.49 : x
  2. Step 2: Convert to fraction form
    54,141.95/81,158.41 = 22,569.49/x
  3. Step 3: Cross multiply
    54,141.95x = 81,158.41 × 22,569.49
  4. Step 4: Simplify right side
    54,141.95x = 1,831,703,810.06
  5. Step 5: Solve for x
    x = 1,831,703,810.06/54,141.95
  6. Step 6: Final answer
    x = 33,831.51

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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.