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Finding the Fourth Proportional to 88,694.48, 122,401.04 and 48,410.88

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Solution

The fourth proportional to 88,694.48, 122,401.04 and 48,410.88 is: 66,808.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,694.48 : 122,401.04 = 48,410.88 : x
  2. Step 2: Convert to fraction form
    88,694.48/122,401.04 = 48,410.88/x
  3. Step 3: Cross multiply
    88,694.48x = 122,401.04 × 48,410.88
  4. Step 4: Simplify right side
    88,694.48x = 5,925,541,817.26
  5. Step 5: Solve for x
    x = 5,925,541,817.26/88,694.48
  6. Step 6: Final answer
    x = 66,808.47

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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.