Home / 135,218.50-202,784.61-46,450.60

Finding the Fourth Proportional to 135,218.50, 202,784.61 and 46,450.60

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Solution

The fourth proportional to 135,218.50, 202,784.61 and 46,450.60 is: 69,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,218.50 : 202,784.61 = 46,450.60 : x
  2. Step 2: Convert to fraction form
    135,218.50/202,784.61 = 46,450.60/x
  3. Step 3: Cross multiply
    135,218.50x = 202,784.61 × 46,450.60
  4. Step 4: Simplify right side
    135,218.50x = 9,419,466,805.27
  5. Step 5: Solve for x
    x = 9,419,466,805.27/135,218.50
  6. Step 6: Final answer
    x = 69,661.08

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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.