Home / 311,922.27-468,091.05-169,803.42

Finding the Fourth Proportional to 311,922.27, 468,091.05 and 169,803.42

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Solution

The fourth proportional to 311,922.27, 468,091.05 and 169,803.42 is: 254,818.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,922.27 : 468,091.05 = 169,803.42 : x
  2. Step 2: Convert to fraction form
    311,922.27/468,091.05 = 169,803.42/x
  3. Step 3: Cross multiply
    311,922.27x = 468,091.05 × 169,803.42
  4. Step 4: Simplify right side
    311,922.27x = 79,483,461,161.39
  5. Step 5: Solve for x
    x = 79,483,461,161.39/311,922.27
  6. Step 6: Final answer
    x = 254,818.17

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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.