Home / 179,642.26-269,317.23-67,259.50

Finding the Fourth Proportional to 179,642.26, 269,317.23 and 67,259.50

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Solution

The fourth proportional to 179,642.26, 269,317.23 and 67,259.50 is: 100,834.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,642.26 : 269,317.23 = 67,259.50 : x
  2. Step 2: Convert to fraction form
    179,642.26/269,317.23 = 67,259.50/x
  3. Step 3: Cross multiply
    179,642.26x = 269,317.23 × 67,259.50
  4. Step 4: Simplify right side
    179,642.26x = 18,114,142,231.19
  5. Step 5: Solve for x
    x = 18,114,142,231.19/179,642.26
  6. Step 6: Final answer
    x = 100,834.53

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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.