Home / 54,795.73-82,069.03-42,875.22

Finding the Fourth Proportional to 54,795.73, 82,069.03 and 42,875.22

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Solution

The fourth proportional to 54,795.73, 82,069.03 and 42,875.22 is: 64,215.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,795.73 : 82,069.03 = 42,875.22 : x
  2. Step 2: Convert to fraction form
    54,795.73/82,069.03 = 42,875.22/x
  3. Step 3: Cross multiply
    54,795.73x = 82,069.03 × 42,875.22
  4. Step 4: Simplify right side
    54,795.73x = 3,518,727,716.44
  5. Step 5: Solve for x
    x = 3,518,727,716.44/54,795.73
  6. Step 6: Final answer
    x = 64,215.36

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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.