Home / 107,214.55-160,845.21-40,655.33

Finding the Fourth Proportional to 107,214.55, 160,845.21 and 40,655.33

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Solution

The fourth proportional to 107,214.55, 160,845.21 and 40,655.33 is: 60,991.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,214.55 : 160,845.21 = 40,655.33 : x
  2. Step 2: Convert to fraction form
    107,214.55/160,845.21 = 40,655.33/x
  3. Step 3: Cross multiply
    107,214.55x = 160,845.21 × 40,655.33
  4. Step 4: Simplify right side
    107,214.55x = 6,539,214,890.41
  5. Step 5: Solve for x
    x = 6,539,214,890.41/107,214.55
  6. Step 6: Final answer
    x = 60,991.86

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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.