Home / 197,662.76-272,771.29-107,018.00

Finding the Fourth Proportional to 197,662.76, 272,771.29 and 107,018.00

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Solution

The fourth proportional to 197,662.76, 272,771.29 and 107,018.00 is: 147,683.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,662.76 : 272,771.29 = 107,018.00 : x
  2. Step 2: Convert to fraction form
    197,662.76/272,771.29 = 107,018.00/x
  3. Step 3: Cross multiply
    197,662.76x = 272,771.29 × 107,018.00
  4. Step 4: Simplify right side
    197,662.76x = 29,191,436,281.82
  5. Step 5: Solve for x
    x = 29,191,436,281.82/197,662.76
  6. Step 6: Final answer
    x = 147,683.03

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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.