Home / 54,622.32-81,933.48-31,232.36

Finding the Fourth Proportional to 54,622.32, 81,933.48 and 31,232.36

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Solution

The fourth proportional to 54,622.32, 81,933.48 and 31,232.36 is: 46,848.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,622.32 : 81,933.48 = 31,232.36 : x
  2. Step 2: Convert to fraction form
    54,622.32/81,933.48 = 31,232.36/x
  3. Step 3: Cross multiply
    54,622.32x = 81,933.48 × 31,232.36
  4. Step 4: Simplify right side
    54,622.32x = 2,558,975,943.41
  5. Step 5: Solve for x
    x = 2,558,975,943.41/54,622.32
  6. Step 6: Final answer
    x = 46,848.54

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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.