Home / 74,769.74-112,137.32-22,166.54

Finding the Fourth Proportional to 74,769.74, 112,137.32 and 22,166.54

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Solution

The fourth proportional to 74,769.74, 112,137.32 and 22,166.54 is: 33,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,769.74 : 112,137.32 = 22,166.54 : x
  2. Step 2: Convert to fraction form
    74,769.74/112,137.32 = 22,166.54/x
  3. Step 3: Cross multiply
    74,769.74x = 112,137.32 × 22,166.54
  4. Step 4: Simplify right side
    74,769.74x = 2,485,696,389.27
  5. Step 5: Solve for x
    x = 2,485,696,389.27/74,769.74
  6. Step 6: Final answer
    x = 33,244.68

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1.5x scale

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.