Home / 205,091.15-307,636.73-202,326.35

Finding the Fourth Proportional to 205,091.15, 307,636.73 and 202,326.35

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Solution

The fourth proportional to 205,091.15, 307,636.73 and 202,326.35 is: 303,489.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,091.15 : 307,636.73 = 202,326.35 : x
  2. Step 2: Convert to fraction form
    205,091.15/307,636.73 = 202,326.35/x
  3. Step 3: Cross multiply
    205,091.15x = 307,636.73 × 202,326.35
  4. Step 4: Simplify right side
    205,091.15x = 62,243,016,706.84
  5. Step 5: Solve for x
    x = 62,243,016,706.84/205,091.15
  6. Step 6: Final answer
    x = 303,489.53

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1.5x scale

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.