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Finding the Fourth Proportional to 95,676.56, 143,515.16 and 46,394

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Solution

The fourth proportional to 95,676.56, 143,515.16 and 46,394 is: 69,591.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,676.56 : 143,515.16 = 46,394 : x
  2. Step 2: Convert to fraction form
    95,676.56/143,515.16 = 46,394/x
  3. Step 3: Cross multiply
    95,676.56x = 143,515.16 × 46,394
  4. Step 4: Simplify right side
    95,676.56x = 6,658,242,333.04
  5. Step 5: Solve for x
    x = 6,658,242,333.04/95,676.56
  6. Step 6: Final answer
    x = 69,591.16

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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.