Home / 110,729.15-166,096.29-39,656.66

Finding the Fourth Proportional to 110,729.15, 166,096.29 and 39,656.66

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Solution

The fourth proportional to 110,729.15, 166,096.29 and 39,656.66 is: 59,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,729.15 : 166,096.29 = 39,656.66 : x
  2. Step 2: Convert to fraction form
    110,729.15/166,096.29 = 39,656.66/x
  3. Step 3: Cross multiply
    110,729.15x = 166,096.29 × 39,656.66
  4. Step 4: Simplify right side
    110,729.15x = 6,586,824,099.79
  5. Step 5: Solve for x
    x = 6,586,824,099.79/110,729.15
  6. Step 6: Final answer
    x = 59,485.91

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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.