Home / 54,128.06-74,693.70-29,927.62

Finding the Fourth Proportional to 54,128.06, 74,693.70 and 29,927.62

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Solution

The fourth proportional to 54,128.06, 74,693.70 and 29,927.62 is: 41,298.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128.06 : 74,693.70 = 29,927.62 : x
  2. Step 2: Convert to fraction form
    54,128.06/74,693.70 = 29,927.62/x
  3. Step 3: Cross multiply
    54,128.06x = 74,693.70 × 29,927.62
  4. Step 4: Simplify right side
    54,128.06x = 2,235,404,669.99
  5. Step 5: Solve for x
    x = 2,235,404,669.99/54,128.06
  6. Step 6: Final answer
    x = 41,298.44

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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.