Home / 98,911.98-148,391.32-32,351.86

Finding the Fourth Proportional to 98,911.98, 148,391.32 and 32,351.86

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Solution

The fourth proportional to 98,911.98, 148,391.32 and 32,351.86 is: 48,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,911.98 : 148,391.32 = 32,351.86 : x
  2. Step 2: Convert to fraction form
    98,911.98/148,391.32 = 32,351.86/x
  3. Step 3: Cross multiply
    98,911.98x = 148,391.32 × 32,351.86
  4. Step 4: Simplify right side
    98,911.98x = 4,800,735,209.86
  5. Step 5: Solve for x
    x = 4,800,735,209.86/98,911.98
  6. Step 6: Final answer
    x = 48,535.43

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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.