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Finding the Fourth Proportional to 273,047.84, 409,756.18 and 95,556.40

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Solution

The fourth proportional to 273,047.84, 409,756.18 and 95,556.40 is: 143,399.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,047.84 : 409,756.18 = 95,556.40 : x
  2. Step 2: Convert to fraction form
    273,047.84/409,756.18 = 95,556.40/x
  3. Step 3: Cross multiply
    273,047.84x = 409,756.18 × 95,556.40
  4. Step 4: Simplify right side
    273,047.84x = 39,154,825,438.55
  5. Step 5: Solve for x
    x = 39,154,825,438.55/273,047.84
  6. Step 6: Final answer
    x = 143,399.14

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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.