Home / 112,458.84-168,735.14-49,324.32

Finding the Fourth Proportional to 112,458.84, 168,735.14 and 49,324.32

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Solution

The fourth proportional to 112,458.84, 168,735.14 and 49,324.32 is: 74,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,458.84 : 168,735.14 = 49,324.32 : x
  2. Step 2: Convert to fraction form
    112,458.84/168,735.14 = 49,324.32/x
  3. Step 3: Cross multiply
    112,458.84x = 168,735.14 × 49,324.32
  4. Step 4: Simplify right side
    112,458.84x = 8,322,746,040.60
  5. Step 5: Solve for x
    x = 8,322,746,040.60/112,458.84
  6. Step 6: Final answer
    x = 74,007.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.