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Finding the Fourth Proportional to 176,520.02, 264,696.62 and 64,121.90

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Solution

The fourth proportional to 176,520.02, 264,696.62 and 64,121.90 is: 96,152.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,520.02 : 264,696.62 = 64,121.90 : x
  2. Step 2: Convert to fraction form
    176,520.02/264,696.62 = 64,121.90/x
  3. Step 3: Cross multiply
    176,520.02x = 264,696.62 × 64,121.90
  4. Step 4: Simplify right side
    176,520.02x = 16,972,848,553.89
  5. Step 5: Solve for x
    x = 16,972,848,553.89/176,520.02
  6. Step 6: Final answer
    x = 96,152.54

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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.