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Finding the Fourth Proportional to 201,375.83, 277,829.48 and 124,867.38

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Solution

The fourth proportional to 201,375.83, 277,829.48 and 124,867.38 is: 172,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,375.83 : 277,829.48 = 124,867.38 : x
  2. Step 2: Convert to fraction form
    201,375.83/277,829.48 = 124,867.38/x
  3. Step 3: Cross multiply
    201,375.83x = 277,829.48 × 124,867.38
  4. Step 4: Simplify right side
    201,375.83x = 34,691,839,566.53
  5. Step 5: Solve for x
    x = 34,691,839,566.53/201,375.83
  6. Step 6: Final answer
    x = 172,274.10

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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.