Home / 174,630.69-261,727.05-74,673.57

Finding the Fourth Proportional to 174,630.69, 261,727.05 and 74,673.57

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Solution

The fourth proportional to 174,630.69, 261,727.05 and 74,673.57 is: 111,916.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,630.69 : 261,727.05 = 74,673.57 : x
  2. Step 2: Convert to fraction form
    174,630.69/261,727.05 = 74,673.57/x
  3. Step 3: Cross multiply
    174,630.69x = 261,727.05 × 74,673.57
  4. Step 4: Simplify right side
    174,630.69x = 19,544,093,189.07
  5. Step 5: Solve for x
    x = 19,544,093,189.07/174,630.69
  6. Step 6: Final answer
    x = 111,916.72

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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.