Home / 94,441.38-140,971.10-83,231.64

Finding the Fourth Proportional to 94,441.38, 140,971.10 and 83,231.64

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Solution

The fourth proportional to 94,441.38, 140,971.10 and 83,231.64 is: 124,238.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,441.38 : 140,971.10 = 83,231.64 : x
  2. Step 2: Convert to fraction form
    94,441.38/140,971.10 = 83,231.64/x
  3. Step 3: Cross multiply
    94,441.38x = 140,971.10 × 83,231.64
  4. Step 4: Simplify right side
    94,441.38x = 11,733,255,845.60
  5. Step 5: Solve for x
    x = 11,733,255,845.60/94,441.38
  6. Step 6: Final answer
    x = 124,238.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.