Home / 53,751.53-74,179.64-29,878.61

Finding the Fourth Proportional to 53,751.53, 74,179.64 and 29,878.61

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Solution

The fourth proportional to 53,751.53, 74,179.64 and 29,878.61 is: 41,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,751.53 : 74,179.64 = 29,878.61 : x
  2. Step 2: Convert to fraction form
    53,751.53/74,179.64 = 29,878.61/x
  3. Step 3: Cross multiply
    53,751.53x = 74,179.64 × 29,878.61
  4. Step 4: Simplify right side
    53,751.53x = 2,216,384,237.30
  5. Step 5: Solve for x
    x = 2,216,384,237.30/53,751.53
  6. Step 6: Final answer
    x = 41,233.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.