Home / 88,917.67-122,704.65-48,631.30

Finding the Fourth Proportional to 88,917.67, 122,704.65 and 48,631.30

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Solution

The fourth proportional to 88,917.67, 122,704.65 and 48,631.30 is: 67,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,917.67 : 122,704.65 = 48,631.30 : x
  2. Step 2: Convert to fraction form
    88,917.67/122,704.65 = 48,631.30/x
  3. Step 3: Cross multiply
    88,917.67x = 122,704.65 × 48,631.30
  4. Step 4: Simplify right side
    88,917.67x = 5,967,286,645.55
  5. Step 5: Solve for x
    x = 5,967,286,645.55/88,917.67
  6. Step 6: Final answer
    x = 67,110.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.