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Finding the Fourth Proportional to 273,151.35, 409,911.10 and 95,659.90

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Solution

The fourth proportional to 273,151.35, 409,911.10 and 95,659.90 is: 143,554.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,151.35 : 409,911.10 = 95,659.90 : x
  2. Step 2: Convert to fraction form
    273,151.35/409,911.10 = 95,659.90/x
  3. Step 3: Cross multiply
    273,151.35x = 409,911.10 × 95,659.90
  4. Step 4: Simplify right side
    273,151.35x = 39,212,052,307.04
  5. Step 5: Solve for x
    x = 39,212,052,307.04/273,151.35
  6. Step 6: Final answer
    x = 143,554.31

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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.