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Finding the Fourth Proportional to 273,263.73, 409,346.64 and 136,073.52

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Solution

The fourth proportional to 273,263.73, 409,346.64 and 136,073.52 is: 203,836.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,263.73 : 409,346.64 = 136,073.52 : x
  2. Step 2: Convert to fraction form
    273,263.73/409,346.64 = 136,073.52/x
  3. Step 3: Cross multiply
    273,263.73x = 409,346.64 × 136,073.52
  4. Step 4: Simplify right side
    273,263.73x = 55,701,235,477.87
  5. Step 5: Solve for x
    x = 55,701,235,477.87/273,263.73
  6. Step 6: Final answer
    x = 203,836.92

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1.5x scale

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.