Home / 88,438.56-122,039.04-50,198.89

Finding the Fourth Proportional to 88,438.56, 122,039.04 and 50,198.89

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Solution

The fourth proportional to 88,438.56, 122,039.04 and 50,198.89 is: 69,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,438.56 : 122,039.04 = 50,198.89 : x
  2. Step 2: Convert to fraction form
    88,438.56/122,039.04 = 50,198.89/x
  3. Step 3: Cross multiply
    88,438.56x = 122,039.04 × 50,198.89
  4. Step 4: Simplify right side
    88,438.56x = 6,126,224,344.67
  5. Step 5: Solve for x
    x = 6,126,224,344.67/88,438.56
  6. Step 6: Final answer
    x = 69,270.96

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1.5x scale

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.