Home / 254,879.10-382,318.65-192,671.10

Finding the Fourth Proportional to 254,879.10, 382,318.65 and 192,671.10

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Solution

The fourth proportional to 254,879.10, 382,318.65 and 192,671.10 is: 289,006.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,879.10 : 382,318.65 = 192,671.10 : x
  2. Step 2: Convert to fraction form
    254,879.10/382,318.65 = 192,671.10/x
  3. Step 3: Cross multiply
    254,879.10x = 382,318.65 × 192,671.10
  4. Step 4: Simplify right side
    254,879.10x = 73,661,754,846.02
  5. Step 5: Solve for x
    x = 73,661,754,846.02/254,879.10
  6. Step 6: Final answer
    x = 289,006.65

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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.