Home / 119,744.37-179,625.78-69,829.47

Finding the Fourth Proportional to 119,744.37, 179,625.78 and 69,829.47

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Solution

The fourth proportional to 119,744.37, 179,625.78 and 69,829.47 is: 104,749.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,744.37 : 179,625.78 = 69,829.47 : x
  2. Step 2: Convert to fraction form
    119,744.37/179,625.78 = 69,829.47/x
  3. Step 3: Cross multiply
    119,744.37x = 179,625.78 × 69,829.47
  4. Step 4: Simplify right side
    119,744.37x = 12,543,173,015.74
  5. Step 5: Solve for x
    x = 12,543,173,015.74/119,744.37
  6. Step 6: Final answer
    x = 104,749.58

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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.