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Finding the Fourth Proportional to 201,339.18, 277,849.97 and 110,695.77

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Solution

The fourth proportional to 201,339.18, 277,849.97 and 110,695.77 is: 152,761.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,339.18 : 277,849.97 = 110,695.77 : x
  2. Step 2: Convert to fraction form
    201,339.18/277,849.97 = 110,695.77/x
  3. Step 3: Cross multiply
    201,339.18x = 277,849.97 × 110,695.77
  4. Step 4: Simplify right side
    201,339.18x = 30,756,815,820.15
  5. Step 5: Solve for x
    x = 30,756,815,820.15/201,339.18
  6. Step 6: Final answer
    x = 152,761.21

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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.