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Finding the Fourth Proportional to 201,401.80, 277,941.62 and 110,764.77

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Solution

The fourth proportional to 201,401.80, 277,941.62 and 110,764.77 is: 152,859.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,401.80 : 277,941.62 = 110,764.77 : x
  2. Step 2: Convert to fraction form
    201,401.80/277,941.62 = 110,764.77/x
  3. Step 3: Cross multiply
    201,401.80x = 277,941.62 × 110,764.77
  4. Step 4: Simplify right side
    201,401.80x = 30,786,139,058.90
  5. Step 5: Solve for x
    x = 30,786,139,058.90/201,401.80
  6. Step 6: Final answer
    x = 152,859.31

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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.