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Finding the Fourth Proportional to 88,518.48, 122,145.48 and 50,804.88

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Solution

The fourth proportional to 88,518.48, 122,145.48 and 50,804.88 is: 70,104.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,518.48 : 122,145.48 = 50,804.88 : x
  2. Step 2: Convert to fraction form
    88,518.48/122,145.48 = 50,804.88/x
  3. Step 3: Cross multiply
    88,518.48x = 122,145.48 × 50,804.88
  4. Step 4: Simplify right side
    88,518.48x = 6,205,586,453.94
  5. Step 5: Solve for x
    x = 6,205,586,453.94/88,518.48
  6. Step 6: Final answer
    x = 70,104.98

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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.