Home / 69,328.47-104,013.60-29,326.88

Finding the Fourth Proportional to 69,328.47, 104,013.60 and 29,326.88

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Solution

The fourth proportional to 69,328.47, 104,013.60 and 29,326.88 is: 43,999.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,328.47 : 104,013.60 = 29,326.88 : x
  2. Step 2: Convert to fraction form
    69,328.47/104,013.60 = 29,326.88/x
  3. Step 3: Cross multiply
    69,328.47x = 104,013.60 × 29,326.88
  4. Step 4: Simplify right side
    69,328.47x = 3,050,394,365.57
  5. Step 5: Solve for x
    x = 3,050,394,365.57/69,328.47
  6. Step 6: Final answer
    x = 43,999.16

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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.