Home / 140,968.15-211,078.10-110,267.33

Finding the Fourth Proportional to 140,968.15, 211,078.10 and 110,267.33

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Solution

The fourth proportional to 140,968.15, 211,078.10 and 110,267.33 is: 165,108.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,968.15 : 211,078.10 = 110,267.33 : x
  2. Step 2: Convert to fraction form
    140,968.15/211,078.10 = 110,267.33/x
  3. Step 3: Cross multiply
    140,968.15x = 211,078.10 × 110,267.33
  4. Step 4: Simplify right side
    140,968.15x = 23,275,017,728.75
  5. Step 5: Solve for x
    x = 23,275,017,728.75/140,968.15
  6. Step 6: Final answer
    x = 165,108.35

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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.