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Finding the Fourth Proportional to 273,070.36, 409,787.76 and 95,577.40

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Solution

The fourth proportional to 273,070.36, 409,787.76 and 95,577.40 is: 143,429.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,070.36 : 409,787.76 = 95,577.40 : x
  2. Step 2: Convert to fraction form
    273,070.36/409,787.76 = 95,577.40/x
  3. Step 3: Cross multiply
    273,070.36x = 409,787.76 × 95,577.40
  4. Step 4: Simplify right side
    273,070.36x = 39,166,448,652.62
  5. Step 5: Solve for x
    x = 39,166,448,652.62/273,070.36
  6. Step 6: Final answer
    x = 143,429.88

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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.