Home / 64,603.24-96,918.84-19,620.91

Finding the Fourth Proportional to 64,603.24, 96,918.84 and 19,620.91

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Solution

The fourth proportional to 64,603.24, 96,918.84 and 19,620.91 is: 29,435.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,603.24 : 96,918.84 = 19,620.91 : x
  2. Step 2: Convert to fraction form
    64,603.24/96,918.84 = 19,620.91/x
  3. Step 3: Cross multiply
    64,603.24x = 96,918.84 × 19,620.91
  4. Step 4: Simplify right side
    64,603.24x = 1,901,635,836.94
  5. Step 5: Solve for x
    x = 1,901,635,836.94/64,603.24
  6. Step 6: Final answer
    x = 29,435.61

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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.