Home / 110,749.78-166,127.01-39,677.03

Finding the Fourth Proportional to 110,749.78, 166,127.01 and 39,677.03

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Solution

The fourth proportional to 110,749.78, 166,127.01 and 39,677.03 is: 59,516.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,749.78 : 166,127.01 = 39,677.03 : x
  2. Step 2: Convert to fraction form
    110,749.78/166,127.01 = 39,677.03/x
  3. Step 3: Cross multiply
    110,749.78x = 166,127.01 × 39,677.03
  4. Step 4: Simplify right side
    110,749.78x = 6,591,426,359.58
  5. Step 5: Solve for x
    x = 6,591,426,359.58/110,749.78
  6. Step 6: Final answer
    x = 59,516.38

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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.