Home / 107,409.41-161,176.53-44,235.89

Finding the Fourth Proportional to 107,409.41, 161,176.53 and 44,235.89

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Solution

The fourth proportional to 107,409.41, 161,176.53 and 44,235.89 is: 66,379.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,409.41 : 161,176.53 = 44,235.89 : x
  2. Step 2: Convert to fraction form
    107,409.41/161,176.53 = 44,235.89/x
  3. Step 3: Cross multiply
    107,409.41x = 161,176.53 × 44,235.89
  4. Step 4: Simplify right side
    107,409.41x = 7,129,787,251.66
  5. Step 5: Solve for x
    x = 7,129,787,251.66/107,409.41
  6. Step 6: Final answer
    x = 66,379.54

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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.