Home / 54,563.04-81,762.48-36,972

Finding the Fourth Proportional to 54,563.04, 81,762.48 and 36,972

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Solution

The fourth proportional to 54,563.04, 81,762.48 and 36,972 is: 55,402.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,563.04 : 81,762.48 = 36,972 : x
  2. Step 2: Convert to fraction form
    54,563.04/81,762.48 = 36,972/x
  3. Step 3: Cross multiply
    54,563.04x = 81,762.48 × 36,972
  4. Step 4: Simplify right side
    54,563.04x = 3,022,922,410.56
  5. Step 5: Solve for x
    x = 3,022,922,410.56/54,563.04
  6. Step 6: Final answer
    x = 55,402.38

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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.