Home / 108,524.04-149,858.60-68,305

Finding the Fourth Proportional to 108,524.04, 149,858.60 and 68,305

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Solution

The fourth proportional to 108,524.04, 149,858.60 and 68,305 is: 94,320.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,524.04 : 149,858.60 = 68,305 : x
  2. Step 2: Convert to fraction form
    108,524.04/149,858.60 = 68,305/x
  3. Step 3: Cross multiply
    108,524.04x = 149,858.60 × 68,305
  4. Step 4: Simplify right side
    108,524.04x = 10,236,091,673
  5. Step 5: Solve for x
    x = 10,236,091,673/108,524.04
  6. Step 6: Final answer
    x = 94,320.96

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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.