Home / 69,164.04-103,778.46-34,084.56

Finding the Fourth Proportional to 69,164.04, 103,778.46 and 34,084.56

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Solution

The fourth proportional to 69,164.04, 103,778.46 and 34,084.56 is: 51,142.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,164.04 : 103,778.46 = 34,084.56 : x
  2. Step 2: Convert to fraction form
    69,164.04/103,778.46 = 34,084.56/x
  3. Step 3: Cross multiply
    69,164.04x = 103,778.46 × 34,084.56
  4. Step 4: Simplify right side
    69,164.04x = 3,537,243,146.58
  5. Step 5: Solve for x
    x = 3,537,243,146.58/69,164.04
  6. Step 6: Final answer
    x = 51,142.81

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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.