Home / 112,268.33-168,313.04-64,829.57

Finding the Fourth Proportional to 112,268.33, 168,313.04 and 64,829.57

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Solution

The fourth proportional to 112,268.33, 168,313.04 and 64,829.57 is: 97,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,268.33 : 168,313.04 = 64,829.57 : x
  2. Step 2: Convert to fraction form
    112,268.33/168,313.04 = 64,829.57/x
  3. Step 3: Cross multiply
    112,268.33x = 168,313.04 × 64,829.57
  4. Step 4: Simplify right side
    112,268.33x = 10,911,661,085.99
  5. Step 5: Solve for x
    x = 10,911,661,085.99/112,268.33
  6. Step 6: Final answer
    x = 97,192.69

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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.