Home / 259,488.12-388,997.94-93,237.24

Finding the Fourth Proportional to 259,488.12, 388,997.94 and 93,237.24

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Solution

The fourth proportional to 259,488.12, 388,997.94 and 93,237.24 is: 139,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,488.12 : 388,997.94 = 93,237.24 : x
  2. Step 2: Convert to fraction form
    259,488.12/388,997.94 = 93,237.24/x
  3. Step 3: Cross multiply
    259,488.12x = 388,997.94 × 93,237.24
  4. Step 4: Simplify right side
    259,488.12x = 36,269,094,291.29
  5. Step 5: Solve for x
    x = 36,269,094,291.29/259,488.12
  6. Step 6: Final answer
    x = 139,771.69

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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.