Home / 199,226.05-274,941.68-112,038.60

Finding the Fourth Proportional to 199,226.05, 274,941.68 and 112,038.60

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Solution

The fourth proportional to 199,226.05, 274,941.68 and 112,038.60 is: 154,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,226.05 : 274,941.68 = 112,038.60 : x
  2. Step 2: Convert to fraction form
    199,226.05/274,941.68 = 112,038.60/x
  3. Step 3: Cross multiply
    199,226.05x = 274,941.68 × 112,038.60
  4. Step 4: Simplify right side
    199,226.05x = 30,804,080,908.85
  5. Step 5: Solve for x
    x = 30,804,080,908.85/199,226.05
  6. Step 6: Final answer
    x = 154,618.74

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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.