Home / 88,409,793.44-121,121,849.19-85,096,215.37

Finding the Fourth Proportional to 88,409,793.44, 121,121,849.19 and 85,096,215.37

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Solution

The fourth proportional to 88,409,793.44, 121,121,849.19 and 85,096,215.37 is: 116,582,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,409,793.44 : 121,121,849.19 = 85,096,215.37 : x
  2. Step 2: Convert to fraction form
    88,409,793.44/121,121,849.19 = 85,096,215.37/x
  3. Step 3: Cross multiply
    88,409,793.44x = 121,121,849.19 × 85,096,215.37
  4. Step 4: Simplify right side
    88,409,793.44x = 10,307,010,965,155,414
  5. Step 5: Solve for x
    x = 10,307,010,965,155,414/88,409,793.44
  6. Step 6: Final answer
    x = 116,582,231.04

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.