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Finding the Fourth Proportional to 168,801.02, 253,201.53 and 44,140.94

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Solution

The fourth proportional to 168,801.02, 253,201.53 and 44,140.94 is: 66,211.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,801.02 : 253,201.53 = 44,140.94 : x
  2. Step 2: Convert to fraction form
    168,801.02/253,201.53 = 44,140.94/x
  3. Step 3: Cross multiply
    168,801.02x = 253,201.53 × 44,140.94
  4. Step 4: Simplify right side
    168,801.02x = 11,176,553,543.64
  5. Step 5: Solve for x
    x = 11,176,553,543.64/168,801.02
  6. Step 6: Final answer
    x = 66,211.41

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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.