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Finding the Fourth Proportional to 171,634.84, 236,771.93 and 148,941.98

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Solution

The fourth proportional to 171,634.84, 236,771.93 and 148,941.98 is: 205,466.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,634.84 : 236,771.93 = 148,941.98 : x
  2. Step 2: Convert to fraction form
    171,634.84/236,771.93 = 148,941.98/x
  3. Step 3: Cross multiply
    171,634.84x = 236,771.93 × 148,941.98
  4. Step 4: Simplify right side
    171,634.84x = 35,265,280,062.62
  5. Step 5: Solve for x
    x = 35,265,280,062.62/171,634.84
  6. Step 6: Final answer
    x = 205,466.91

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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.