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Finding the Fourth Proportional to 88,504, 132,756 and 30,136

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Solution

The fourth proportional to 88,504, 132,756 and 30,136 is: 45,204

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,504 : 132,756 = 30,136 : x
  2. Step 2: Convert to fraction form
    88,504/132,756 = 30,136/x
  3. Step 3: Cross multiply
    88,504x = 132,756 × 30,136
  4. Step 4: Simplify right side
    88,504x = 4,000,734,816
  5. Step 5: Solve for x
    x = 4,000,734,816/88,504
  6. Step 6: Final answer
    x = 45,204

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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.