Home / 79,057.33-118,601.85-29,137.67

Finding the Fourth Proportional to 79,057.33, 118,601.85 and 29,137.67

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Solution

The fourth proportional to 79,057.33, 118,601.85 and 29,137.67 is: 43,712.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,057.33 : 118,601.85 = 29,137.67 : x
  2. Step 2: Convert to fraction form
    79,057.33/118,601.85 = 29,137.67/x
  3. Step 3: Cross multiply
    79,057.33x = 118,601.85 × 29,137.67
  4. Step 4: Simplify right side
    79,057.33x = 3,455,781,527.70
  5. Step 5: Solve for x
    x = 3,455,781,527.70/79,057.33
  6. Step 6: Final answer
    x = 43,712.35

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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.