Home / 54,935.70-75,810.84-31,063.22

Finding the Fourth Proportional to 54,935.70, 75,810.84 and 31,063.22

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Solution

The fourth proportional to 54,935.70, 75,810.84 and 31,063.22 is: 42,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,935.70 : 75,810.84 = 31,063.22 : x
  2. Step 2: Convert to fraction form
    54,935.70/75,810.84 = 31,063.22/x
  3. Step 3: Cross multiply
    54,935.70x = 75,810.84 × 31,063.22
  4. Step 4: Simplify right side
    54,935.70x = 2,354,928,801.30
  5. Step 5: Solve for x
    x = 2,354,928,801.30/54,935.70
  6. Step 6: Final answer
    x = 42,867.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.