Home / 112,922.36-155,441.74-97,601.93

Finding the Fourth Proportional to 112,922.36, 155,441.74 and 97,601.93

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Solution

The fourth proportional to 112,922.36, 155,441.74 and 97,601.93 is: 134,352.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,922.36 : 155,441.74 = 97,601.93 : x
  2. Step 2: Convert to fraction form
    112,922.36/155,441.74 = 97,601.93/x
  3. Step 3: Cross multiply
    112,922.36x = 155,441.74 × 97,601.93
  4. Step 4: Simplify right side
    112,922.36x = 15,171,413,826.56
  5. Step 5: Solve for x
    x = 15,171,413,826.56/112,922.36
  6. Step 6: Final answer
    x = 134,352.61

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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.