Home / 74,058.06-110,986.40-31,327.94

Finding the Fourth Proportional to 74,058.06, 110,986.40 and 31,327.94

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Solution

The fourth proportional to 74,058.06, 110,986.40 and 31,327.94 is: 46,949.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,058.06 : 110,986.40 = 31,327.94 : x
  2. Step 2: Convert to fraction form
    74,058.06/110,986.40 = 31,327.94/x
  3. Step 3: Cross multiply
    74,058.06x = 110,986.40 × 31,327.94
  4. Step 4: Simplify right side
    74,058.06x = 3,476,975,280.02
  5. Step 5: Solve for x
    x = 3,476,975,280.02/74,058.06
  6. Step 6: Final answer
    x = 46,949.32

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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.