Home / 54,623.94-81,938.79-31,272.90

Finding the Fourth Proportional to 54,623.94, 81,938.79 and 31,272.90

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Solution

The fourth proportional to 54,623.94, 81,938.79 and 31,272.90 is: 46,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,623.94 : 81,938.79 = 31,272.90 : x
  2. Step 2: Convert to fraction form
    54,623.94/81,938.79 = 31,272.90/x
  3. Step 3: Cross multiply
    54,623.94x = 81,938.79 × 31,272.90
  4. Step 4: Simplify right side
    54,623.94x = 2,562,463,585.79
  5. Step 5: Solve for x
    x = 2,562,463,585.79/54,623.94
  6. Step 6: Final answer
    x = 46,911.00

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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.