Home / 274,290.46-378,355.33-181,156.77

Finding the Fourth Proportional to 274,290.46, 378,355.33 and 181,156.77

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Solution

The fourth proportional to 274,290.46, 378,355.33 and 181,156.77 is: 249,887.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,290.46 : 378,355.33 = 181,156.77 : x
  2. Step 2: Convert to fraction form
    274,290.46/378,355.33 = 181,156.77/x
  3. Step 3: Cross multiply
    274,290.46x = 378,355.33 × 181,156.77
  4. Step 4: Simplify right side
    274,290.46x = 68,541,629,495.08
  5. Step 5: Solve for x
    x = 68,541,629,495.08/274,290.46
  6. Step 6: Final answer
    x = 249,887.03

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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.