Home / 107,335.44-160,992.23-28,457.64

Finding the Fourth Proportional to 107,335.44, 160,992.23 and 28,457.64

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Solution

The fourth proportional to 107,335.44, 160,992.23 and 28,457.64 is: 42,683.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,335.44 : 160,992.23 = 28,457.64 : x
  2. Step 2: Convert to fraction form
    107,335.44/160,992.23 = 28,457.64/x
  3. Step 3: Cross multiply
    107,335.44x = 160,992.23 × 28,457.64
  4. Step 4: Simplify right side
    107,335.44x = 4,581,458,781.85
  5. Step 5: Solve for x
    x = 4,581,458,781.85/107,335.44
  6. Step 6: Final answer
    x = 42,683.56

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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.