Home / 119,106.24-164,369.82-67,419.33

Finding the Fourth Proportional to 119,106.24, 164,369.82 and 67,419.33

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Solution

The fourth proportional to 119,106.24, 164,369.82 and 67,419.33 is: 93,040.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,106.24 : 164,369.82 = 67,419.33 : x
  2. Step 2: Convert to fraction form
    119,106.24/164,369.82 = 67,419.33/x
  3. Step 3: Cross multiply
    119,106.24x = 164,369.82 × 67,419.33
  4. Step 4: Simplify right side
    119,106.24x = 11,081,703,136.62
  5. Step 5: Solve for x
    x = 11,081,703,136.62/119,106.24
  6. Step 6: Final answer
    x = 93,040.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.