Home / 97,408.85-146,098.67-30,840.35

Finding the Fourth Proportional to 97,408.85, 146,098.67 and 30,840.35

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Solution

The fourth proportional to 97,408.85, 146,098.67 and 30,840.35 is: 46,255.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.85 : 146,098.67 = 30,840.35 : x
  2. Step 2: Convert to fraction form
    97,408.85/146,098.67 = 30,840.35/x
  3. Step 3: Cross multiply
    97,408.85x = 146,098.67 × 30,840.35
  4. Step 4: Simplify right side
    97,408.85x = 4,505,734,328.38
  5. Step 5: Solve for x
    x = 4,505,734,328.38/97,408.85
  6. Step 6: Final answer
    x = 46,255.90

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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.