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Finding the Fourth Proportional to 273,148.96, 409,850.22 and 104,613.40

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Solution

The fourth proportional to 273,148.96, 409,850.22 and 104,613.40 is: 156,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,148.96 : 409,850.22 = 104,613.40 : x
  2. Step 2: Convert to fraction form
    273,148.96/409,850.22 = 104,613.40/x
  3. Step 3: Cross multiply
    273,148.96x = 409,850.22 × 104,613.40
  4. Step 4: Simplify right side
    273,148.96x = 42,875,825,004.95
  5. Step 5: Solve for x
    x = 42,875,825,004.95/273,148.96
  6. Step 6: Final answer
    x = 156,968.66

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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.