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Finding the Fourth Proportional to 88,696.30, 133,056.60 and 29,525.80

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Solution

The fourth proportional to 88,696.30, 133,056.60 and 29,525.80 is: 44,292.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,696.30 : 133,056.60 = 29,525.80 : x
  2. Step 2: Convert to fraction form
    88,696.30/133,056.60 = 29,525.80/x
  3. Step 3: Cross multiply
    88,696.30x = 133,056.60 × 29,525.80
  4. Step 4: Simplify right side
    88,696.30x = 3,928,602,560.28
  5. Step 5: Solve for x
    x = 3,928,602,560.28/88,696.30
  6. Step 6: Final answer
    x = 44,292.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.