Home / 111,731.67-167,373.09-51,676.02

Finding the Fourth Proportional to 111,731.67, 167,373.09 and 51,676.02

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Solution

The fourth proportional to 111,731.67, 167,373.09 and 51,676.02 is: 77,410.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,731.67 : 167,373.09 = 51,676.02 : x
  2. Step 2: Convert to fraction form
    111,731.67/167,373.09 = 51,676.02/x
  3. Step 3: Cross multiply
    111,731.67x = 167,373.09 × 51,676.02
  4. Step 4: Simplify right side
    111,731.67x = 8,649,175,146.30
  5. Step 5: Solve for x
    x = 8,649,175,146.30/111,731.67
  6. Step 6: Final answer
    x = 77,410.24

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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.