Home / 201,193.16-277,670.72-120,665.04

Finding the Fourth Proportional to 201,193.16, 277,670.72 and 120,665.04

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Solution

The fourth proportional to 201,193.16, 277,670.72 and 120,665.04 is: 166,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,193.16 : 277,670.72 = 120,665.04 : x
  2. Step 2: Convert to fraction form
    201,193.16/277,670.72 = 120,665.04/x
  3. Step 3: Cross multiply
    201,193.16x = 277,670.72 × 120,665.04
  4. Step 4: Simplify right side
    201,193.16x = 33,505,148,535.63
  5. Step 5: Solve for x
    x = 33,505,148,535.63/201,193.16
  6. Step 6: Final answer
    x = 166,532.24

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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.