Home / 78,058.14-117,092.25-27,450.96

Finding the Fourth Proportional to 78,058.14, 117,092.25 and 27,450.96

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Solution

The fourth proportional to 78,058.14, 117,092.25 and 27,450.96 is: 41,178.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,058.14 : 117,092.25 = 27,450.96 : x
  2. Step 2: Convert to fraction form
    78,058.14/117,092.25 = 27,450.96/x
  3. Step 3: Cross multiply
    78,058.14x = 117,092.25 × 27,450.96
  4. Step 4: Simplify right side
    78,058.14x = 3,214,294,671.06
  5. Step 5: Solve for x
    x = 3,214,294,671.06/78,058.14
  6. Step 6: Final answer
    x = 41,178.21

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1.5x scale

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.