Home / 116,121.84-174,059.43-73,869

Finding the Fourth Proportional to 116,121.84, 174,059.43 and 73,869

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Solution

The fourth proportional to 116,121.84, 174,059.43 and 73,869 is: 110,725.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,121.84 : 174,059.43 = 73,869 : x
  2. Step 2: Convert to fraction form
    116,121.84/174,059.43 = 73,869/x
  3. Step 3: Cross multiply
    116,121.84x = 174,059.43 × 73,869
  4. Step 4: Simplify right side
    116,121.84x = 12,857,596,034.67
  5. Step 5: Solve for x
    x = 12,857,596,034.67/116,121.84
  6. Step 6: Final answer
    x = 110,725.05

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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.