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Finding the Fourth Proportional to 201,337.12, 277,845.78 and 110,702.35

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Solution

The fourth proportional to 201,337.12, 277,845.78 and 110,702.35 is: 152,769.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,337.12 : 277,845.78 = 110,702.35 : x
  2. Step 2: Convert to fraction form
    201,337.12/277,845.78 = 110,702.35/x
  3. Step 3: Cross multiply
    201,337.12x = 277,845.78 × 110,702.35
  4. Step 4: Simplify right side
    201,337.12x = 30,758,180,783.58
  5. Step 5: Solve for x
    x = 30,758,180,783.58/201,337.12
  6. Step 6: Final answer
    x = 152,769.55

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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.