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Finding the Fourth Proportional to 247,686.45, 371,412.58 and 95,954.60

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Solution

The fourth proportional to 247,686.45, 371,412.58 and 95,954.60 is: 143,886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,686.45 : 371,412.58 = 95,954.60 : x
  2. Step 2: Convert to fraction form
    247,686.45/371,412.58 = 95,954.60/x
  3. Step 3: Cross multiply
    247,686.45x = 371,412.58 × 95,954.60
  4. Step 4: Simplify right side
    247,686.45x = 35,638,745,548.87
  5. Step 5: Solve for x
    x = 35,638,745,548.87/247,686.45
  6. Step 6: Final answer
    x = 143,886.54

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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.