Home / 135,215.15-202,855.94-46,469.93

Finding the Fourth Proportional to 135,215.15, 202,855.94 and 46,469.93

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Solution

The fourth proportional to 135,215.15, 202,855.94 and 46,469.93 is: 69,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,215.15 : 202,855.94 = 46,469.93 : x
  2. Step 2: Convert to fraction form
    135,215.15/202,855.94 = 46,469.93/x
  3. Step 3: Cross multiply
    135,215.15x = 202,855.94 × 46,469.93
  4. Step 4: Simplify right side
    135,215.15x = 9,426,701,099.53
  5. Step 5: Solve for x
    x = 9,426,701,099.53/135,215.15
  6. Step 6: Final answer
    x = 69,716.31

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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.