Home / 111,568.44-167,381.82-64,776.36

Finding the Fourth Proportional to 111,568.44, 167,381.82 and 64,776.36

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Solution

The fourth proportional to 111,568.44, 167,381.82 and 64,776.36 is: 97,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,568.44 : 167,381.82 = 64,776.36 : x
  2. Step 2: Convert to fraction form
    111,568.44/167,381.82 = 64,776.36/x
  3. Step 3: Cross multiply
    111,568.44x = 167,381.82 × 64,776.36
  4. Step 4: Simplify right side
    111,568.44x = 10,842,385,029.78
  5. Step 5: Solve for x
    x = 10,842,385,029.78/111,568.44
  6. Step 6: Final answer
    x = 97,181.47

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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.