Home / 112,125.60-168,184.74-45,546.03

Finding the Fourth Proportional to 112,125.60, 168,184.74 and 45,546.03

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Solution

The fourth proportional to 112,125.60, 168,184.74 and 45,546.03 is: 68,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,125.60 : 168,184.74 = 45,546.03 : x
  2. Step 2: Convert to fraction form
    112,125.60/168,184.74 = 45,546.03/x
  3. Step 3: Cross multiply
    112,125.60x = 168,184.74 × 45,546.03
  4. Step 4: Simplify right side
    112,125.60x = 7,660,147,213.58
  5. Step 5: Solve for x
    x = 7,660,147,213.58/112,125.60
  6. Step 6: Final answer
    x = 68,317.56

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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.