Home / 112,142.07-168,063.66-52,993.44

Finding the Fourth Proportional to 112,142.07, 168,063.66 and 52,993.44

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Solution

The fourth proportional to 112,142.07, 168,063.66 and 52,993.44 is: 79,419.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,142.07 : 168,063.66 = 52,993.44 : x
  2. Step 2: Convert to fraction form
    112,142.07/168,063.66 = 52,993.44/x
  3. Step 3: Cross multiply
    112,142.07x = 168,063.66 × 52,993.44
  4. Step 4: Simplify right side
    112,142.07x = 8,906,271,482.39
  5. Step 5: Solve for x
    x = 8,906,271,482.39/112,142.07
  6. Step 6: Final answer
    x = 79,419.54

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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.