Home / 54,534.72-81,845.83-28,246.98

Finding the Fourth Proportional to 54,534.72, 81,845.83 and 28,246.98

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Solution

The fourth proportional to 54,534.72, 81,845.83 and 28,246.98 is: 42,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,534.72 : 81,845.83 = 28,246.98 : x
  2. Step 2: Convert to fraction form
    54,534.72/81,845.83 = 28,246.98/x
  3. Step 3: Cross multiply
    54,534.72x = 81,845.83 × 28,246.98
  4. Step 4: Simplify right side
    54,534.72x = 2,311,897,523.09
  5. Step 5: Solve for x
    x = 2,311,897,523.09/54,534.72
  6. Step 6: Final answer
    x = 42,393.13

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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.