Home / 201,422.09-277,962.59-110,784.21

Finding the Fourth Proportional to 201,422.09, 277,962.59 and 110,784.21

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Solution

The fourth proportional to 201,422.09, 277,962.59 and 110,784.21 is: 152,882.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,422.09 : 277,962.59 = 110,784.21 : x
  2. Step 2: Convert to fraction form
    201,422.09/277,962.59 = 110,784.21/x
  3. Step 3: Cross multiply
    201,422.09x = 277,962.59 × 110,784.21
  4. Step 4: Simplify right side
    201,422.09x = 30,793,864,554.14
  5. Step 5: Solve for x
    x = 30,793,864,554.14/201,422.09
  6. Step 6: Final answer
    x = 152,882.26

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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.