Home / 115,193.45-172,671.69-44,099.35

Finding the Fourth Proportional to 115,193.45, 172,671.69 and 44,099.35

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Solution

The fourth proportional to 115,193.45, 172,671.69 and 44,099.35 is: 66,103.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,193.45 : 172,671.69 = 44,099.35 : x
  2. Step 2: Convert to fraction form
    115,193.45/172,671.69 = 44,099.35/x
  3. Step 3: Cross multiply
    115,193.45x = 172,671.69 × 44,099.35
  4. Step 4: Simplify right side
    115,193.45x = 7,614,709,292.40
  5. Step 5: Solve for x
    x = 7,614,709,292.40/115,193.45
  6. Step 6: Final answer
    x = 66,103.67

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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.