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Finding the Fourth Proportional to 88,910.94, 122,697.09 and 48,624.78

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Solution

The fourth proportional to 88,910.94, 122,697.09 and 48,624.78 is: 67,102.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,910.94 : 122,697.09 = 48,624.78 : x
  2. Step 2: Convert to fraction form
    88,910.94/122,697.09 = 48,624.78/x
  3. Step 3: Cross multiply
    88,910.94x = 122,697.09 × 48,624.78
  4. Step 4: Simplify right side
    88,910.94x = 5,966,119,007.89
  5. Step 5: Solve for x
    x = 5,966,119,007.89/88,910.94
  6. Step 6: Final answer
    x = 67,102.19

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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.