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Finding the Fourth Proportional to 54,512.30, 81,804.90 and 24,914.90

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Solution

The fourth proportional to 54,512.30, 81,804.90 and 24,914.90 is: 37,389.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,512.30 : 81,804.90 = 24,914.90 : x
  2. Step 2: Convert to fraction form
    54,512.30/81,804.90 = 24,914.90/x
  3. Step 3: Cross multiply
    54,512.30x = 81,804.90 × 24,914.90
  4. Step 4: Simplify right side
    54,512.30x = 2,038,160,903.01
  5. Step 5: Solve for x
    x = 2,038,160,903.01/54,512.30
  6. Step 6: Final answer
    x = 37,389.01

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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.