Home / 112,056.22-168,083.61-45,495.69

Finding the Fourth Proportional to 112,056.22, 168,083.61 and 45,495.69

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Solution

The fourth proportional to 112,056.22, 168,083.61 and 45,495.69 is: 68,243.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,056.22 : 168,083.61 = 45,495.69 : x
  2. Step 2: Convert to fraction form
    112,056.22/168,083.61 = 45,495.69/x
  3. Step 3: Cross multiply
    112,056.22x = 168,083.61 × 45,495.69
  4. Step 4: Simplify right side
    112,056.22x = 7,647,079,814.64
  5. Step 5: Solve for x
    x = 7,647,079,814.64/112,056.22
  6. Step 6: Final answer
    x = 68,243.24

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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.