Home / 107,961.22-148,873.44-92,904.94

Finding the Fourth Proportional to 107,961.22, 148,873.44 and 92,904.94

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Solution

The fourth proportional to 107,961.22, 148,873.44 and 92,904.94 is: 128,111.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,961.22 : 148,873.44 = 92,904.94 : x
  2. Step 2: Convert to fraction form
    107,961.22/148,873.44 = 92,904.94/x
  3. Step 3: Cross multiply
    107,961.22x = 148,873.44 × 92,904.94
  4. Step 4: Simplify right side
    107,961.22x = 13,831,078,010.79
  5. Step 5: Solve for x
    x = 13,831,078,010.79/107,961.22
  6. Step 6: Final answer
    x = 128,111.54

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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.