Home / 85,910.54-118,560.62-53,664.26

Finding the Fourth Proportional to 85,910.54, 118,560.62 and 53,664.26

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Solution

The fourth proportional to 85,910.54, 118,560.62 and 53,664.26 is: 74,059.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,910.54 : 118,560.62 = 53,664.26 : x
  2. Step 2: Convert to fraction form
    85,910.54/118,560.62 = 53,664.26/x
  3. Step 3: Cross multiply
    85,910.54x = 118,560.62 × 53,664.26
  4. Step 4: Simplify right side
    85,910.54x = 6,362,467,937.44
  5. Step 5: Solve for x
    x = 6,362,467,937.44/85,910.54
  6. Step 6: Final answer
    x = 74,059.22

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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.