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Finding the Fourth Proportional to 301,179, 451,676.34 and 101,445.84

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Solution

The fourth proportional to 301,179, 451,676.34 and 101,445.84 is: 152,137.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,179 : 451,676.34 = 101,445.84 : x
  2. Step 2: Convert to fraction form
    301,179/451,676.34 = 101,445.84/x
  3. Step 3: Cross multiply
    301,179x = 451,676.34 × 101,445.84
  4. Step 4: Simplify right side
    301,179x = 45,820,685,719.43
  5. Step 5: Solve for x
    x = 45,820,685,719.43/301,179
  6. Step 6: Final answer
    x = 152,137.72

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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.