Home / 112,176.09-168,374.99-49,039.79

Finding the Fourth Proportional to 112,176.09, 168,374.99 and 49,039.79

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Solution

The fourth proportional to 112,176.09, 168,374.99 and 49,039.79 is: 73,608.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,176.09 : 168,374.99 = 49,039.79 : x
  2. Step 2: Convert to fraction form
    112,176.09/168,374.99 = 49,039.79/x
  3. Step 3: Cross multiply
    112,176.09x = 168,374.99 × 49,039.79
  4. Step 4: Simplify right side
    112,176.09x = 8,257,073,063.78
  5. Step 5: Solve for x
    x = 8,257,073,063.78/112,176.09
  6. Step 6: Final answer
    x = 73,608.14

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1.5x scale

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.