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Finding the Fourth Proportional to 263,881, 364,178.82 and 144,672.04

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Solution

The fourth proportional to 263,881, 364,178.82 and 144,672.04 is: 199,660.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,881 : 364,178.82 = 144,672.04 : x
  2. Step 2: Convert to fraction form
    263,881/364,178.82 = 144,672.04/x
  3. Step 3: Cross multiply
    263,881x = 364,178.82 × 144,672.04
  4. Step 4: Simplify right side
    263,881x = 52,686,492,814.19
  5. Step 5: Solve for x
    x = 52,686,492,814.19/263,881
  6. Step 6: Final answer
    x = 199,660.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.