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Finding the Fourth Proportional to 277,391.49, 416,066.73 and 134,796.35

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Solution

The fourth proportional to 277,391.49, 416,066.73 and 134,796.35 is: 202,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,391.49 : 416,066.73 = 134,796.35 : x
  2. Step 2: Convert to fraction form
    277,391.49/416,066.73 = 134,796.35/x
  3. Step 3: Cross multiply
    277,391.49x = 416,066.73 × 134,796.35
  4. Step 4: Simplify right side
    277,391.49x = 56,084,277,095.12
  5. Step 5: Solve for x
    x = 56,084,277,095.12/277,391.49
  6. Step 6: Final answer
    x = 202,184.57

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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.