Home / 83,945.98-115,845.56-46,220.23

Finding the Fourth Proportional to 83,945.98, 115,845.56 and 46,220.23

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Solution

The fourth proportional to 83,945.98, 115,845.56 and 46,220.23 is: 63,783.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,945.98 : 115,845.56 = 46,220.23 : x
  2. Step 2: Convert to fraction form
    83,945.98/115,845.56 = 46,220.23/x
  3. Step 3: Cross multiply
    83,945.98x = 115,845.56 × 46,220.23
  4. Step 4: Simplify right side
    83,945.98x = 5,354,408,427.68
  5. Step 5: Solve for x
    x = 5,354,408,427.68/83,945.98
  6. Step 6: Final answer
    x = 63,783.98

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Double scale
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1.5x scale

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.