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Finding the Fourth Proportional to 273,048.34, 409,756.93 and 95,556.90

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Solution

The fourth proportional to 273,048.34, 409,756.93 and 95,556.90 is: 143,399.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,048.34 : 409,756.93 = 95,556.90 : x
  2. Step 2: Convert to fraction form
    273,048.34/409,756.93 = 95,556.90/x
  3. Step 3: Cross multiply
    273,048.34x = 409,756.93 × 95,556.90
  4. Step 4: Simplify right side
    273,048.34x = 39,155,101,984.32
  5. Step 5: Solve for x
    x = 39,155,101,984.32/273,048.34
  6. Step 6: Final answer
    x = 143,399.89

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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.