Home / 113,053.69-169,578.78-38,226.39

Finding the Fourth Proportional to 113,053.69, 169,578.78 and 38,226.39

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Solution

The fourth proportional to 113,053.69, 169,578.78 and 38,226.39 is: 57,338.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,053.69 : 169,578.78 = 38,226.39 : x
  2. Step 2: Convert to fraction form
    113,053.69/169,578.78 = 38,226.39/x
  3. Step 3: Cross multiply
    113,053.69x = 169,578.78 × 38,226.39
  4. Step 4: Simplify right side
    113,053.69x = 6,482,384,580.00
  5. Step 5: Solve for x
    x = 6,482,384,580.00/113,053.69
  6. Step 6: Final answer
    x = 57,338.99

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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.