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Finding the Fourth Proportional to 273,038.42, 409,742.15 and 95,546.97

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Solution

The fourth proportional to 273,038.42, 409,742.15 and 95,546.97 is: 143,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,038.42 : 409,742.15 = 95,546.97 : x
  2. Step 2: Convert to fraction form
    273,038.42/409,742.15 = 95,546.97/x
  3. Step 3: Cross multiply
    273,038.42x = 409,742.15 × 95,546.97
  4. Step 4: Simplify right side
    273,038.42x = 39,149,620,913.79
  5. Step 5: Solve for x
    x = 39,149,620,913.79/273,038.42
  6. Step 6: Final answer
    x = 143,385.03

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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.