Home / 112,552.89-168,829.62-45,993.02

Finding the Fourth Proportional to 112,552.89, 168,829.62 and 45,993.02

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Solution

The fourth proportional to 112,552.89, 168,829.62 and 45,993.02 is: 68,989.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,552.89 : 168,829.62 = 45,993.02 : x
  2. Step 2: Convert to fraction form
    112,552.89/168,829.62 = 45,993.02/x
  3. Step 3: Cross multiply
    112,552.89x = 168,829.62 × 45,993.02
  4. Step 4: Simplify right side
    112,552.89x = 7,764,983,245.10
  5. Step 5: Solve for x
    x = 7,764,983,245.10/112,552.89
  6. Step 6: Final answer
    x = 68,989.64

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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.