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Finding the Fourth Proportional to 216,893.08, 325,302.70 and 59,084.60

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Solution

The fourth proportional to 216,893.08, 325,302.70 and 59,084.60 is: 88,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,893.08 : 325,302.70 = 59,084.60 : x
  2. Step 2: Convert to fraction form
    216,893.08/325,302.70 = 59,084.60/x
  3. Step 3: Cross multiply
    216,893.08x = 325,302.70 × 59,084.60
  4. Step 4: Simplify right side
    216,893.08x = 19,220,379,908.42
  5. Step 5: Solve for x
    x = 19,220,379,908.42/216,893.08
  6. Step 6: Final answer
    x = 88,616.84

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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.