Home / 107,984.70-162,008.19-33,115.91

Finding the Fourth Proportional to 107,984.70, 162,008.19 and 33,115.91

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Solution

The fourth proportional to 107,984.70, 162,008.19 and 33,115.91 is: 49,683.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,984.70 : 162,008.19 = 33,115.91 : x
  2. Step 2: Convert to fraction form
    107,984.70/162,008.19 = 33,115.91/x
  3. Step 3: Cross multiply
    107,984.70x = 162,008.19 × 33,115.91
  4. Step 4: Simplify right side
    107,984.70x = 5,365,047,829.26
  5. Step 5: Solve for x
    x = 5,365,047,829.26/107,984.70
  6. Step 6: Final answer
    x = 49,683.41

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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.