Home / 293,108.19-439,661.07-82,745.52

Finding the Fourth Proportional to 293,108.19, 439,661.07 and 82,745.52

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Solution

The fourth proportional to 293,108.19, 439,661.07 and 82,745.52 is: 124,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,108.19 : 439,661.07 = 82,745.52 : x
  2. Step 2: Convert to fraction form
    293,108.19/439,661.07 = 82,745.52/x
  3. Step 3: Cross multiply
    293,108.19x = 439,661.07 × 82,745.52
  4. Step 4: Simplify right side
    293,108.19x = 36,379,983,860.91
  5. Step 5: Solve for x
    x = 36,379,983,860.91/293,108.19
  6. Step 6: Final answer
    x = 124,117.94

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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.