Home / 54,968.07-75,855.80-29,817.57

Finding the Fourth Proportional to 54,968.07, 75,855.80 and 29,817.57

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Solution

The fourth proportional to 54,968.07, 75,855.80 and 29,817.57 is: 41,148.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,968.07 : 75,855.80 = 29,817.57 : x
  2. Step 2: Convert to fraction form
    54,968.07/75,855.80 = 29,817.57/x
  3. Step 3: Cross multiply
    54,968.07x = 75,855.80 × 29,817.57
  4. Step 4: Simplify right side
    54,968.07x = 2,261,835,626.41
  5. Step 5: Solve for x
    x = 2,261,835,626.41/54,968.07
  6. Step 6: Final answer
    x = 41,148.17

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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.