Home / 112,043.26-168,115.92-41,928.04

Finding the Fourth Proportional to 112,043.26, 168,115.92 and 41,928.04

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Solution

The fourth proportional to 112,043.26, 168,115.92 and 41,928.04 is: 62,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,043.26 : 168,115.92 = 41,928.04 : x
  2. Step 2: Convert to fraction form
    112,043.26/168,115.92 = 41,928.04/x
  3. Step 3: Cross multiply
    112,043.26x = 168,115.92 × 41,928.04
  4. Step 4: Simplify right side
    112,043.26x = 7,048,771,018.40
  5. Step 5: Solve for x
    x = 7,048,771,018.40/112,043.26
  6. Step 6: Final answer
    x = 62,911.16

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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.