Home / 89,961.19-124,157.39-52,235.44

Finding the Fourth Proportional to 89,961.19, 124,157.39 and 52,235.44

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Solution

The fourth proportional to 89,961.19, 124,157.39 and 52,235.44 is: 72,091.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,961.19 : 124,157.39 = 52,235.44 : x
  2. Step 2: Convert to fraction form
    89,961.19/124,157.39 = 52,235.44/x
  3. Step 3: Cross multiply
    89,961.19x = 124,157.39 × 52,235.44
  4. Step 4: Simplify right side
    89,961.19x = 6,485,415,324.33
  5. Step 5: Solve for x
    x = 6,485,415,324.33/89,961.19
  6. Step 6: Final answer
    x = 72,091.26

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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.