Home / 201,067.07-277,580.27-155,026.15

Finding the Fourth Proportional to 201,067.07, 277,580.27 and 155,026.15

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Solution

The fourth proportional to 201,067.07, 277,580.27 and 155,026.15 is: 214,019.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,067.07 : 277,580.27 = 155,026.15 : x
  2. Step 2: Convert to fraction form
    201,067.07/277,580.27 = 155,026.15/x
  3. Step 3: Cross multiply
    201,067.07x = 277,580.27 × 155,026.15
  4. Step 4: Simplify right side
    201,067.07x = 43,032,200,267.68
  5. Step 5: Solve for x
    x = 43,032,200,267.68/201,067.07
  6. Step 6: Final answer
    x = 214,019.14

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1.5x scale

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.