Home / 112,800.43-169,185.79-53,673.67

Finding the Fourth Proportional to 112,800.43, 169,185.79 and 53,673.67

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Solution

The fourth proportional to 112,800.43, 169,185.79 and 53,673.67 is: 80,503.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,800.43 : 169,185.79 = 53,673.67 : x
  2. Step 2: Convert to fraction form
    112,800.43/169,185.79 = 53,673.67/x
  3. Step 3: Cross multiply
    112,800.43x = 169,185.79 × 53,673.67
  4. Step 4: Simplify right side
    112,800.43x = 9,080,822,261.15
  5. Step 5: Solve for x
    x = 9,080,822,261.15/112,800.43
  6. Step 6: Final answer
    x = 80,503.44

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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.