Home / 197,662.20-272,770.56-107,017.44

Finding the Fourth Proportional to 197,662.20, 272,770.56 and 107,017.44

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Solution

The fourth proportional to 197,662.20, 272,770.56 and 107,017.44 is: 147,682.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,662.20 : 272,770.56 = 107,017.44 : x
  2. Step 2: Convert to fraction form
    197,662.20/272,770.56 = 107,017.44/x
  3. Step 3: Cross multiply
    197,662.20x = 272,770.56 × 107,017.44
  4. Step 4: Simplify right side
    197,662.20x = 29,191,207,038.57
  5. Step 5: Solve for x
    x = 29,191,207,038.57/197,662.20
  6. Step 6: Final answer
    x = 147,682.29

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1.5x scale

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.