Home / 274,284.42-378,360.08-159,550.16

Finding the Fourth Proportional to 274,284.42, 378,360.08 and 159,550.16

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Solution

The fourth proportional to 274,284.42, 378,360.08 and 159,550.16 is: 220,090.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,284.42 : 378,360.08 = 159,550.16 : x
  2. Step 2: Convert to fraction form
    274,284.42/378,360.08 = 159,550.16/x
  3. Step 3: Cross multiply
    274,284.42x = 378,360.08 × 159,550.16
  4. Step 4: Simplify right side
    274,284.42x = 60,367,409,808.69
  5. Step 5: Solve for x
    x = 60,367,409,808.69/274,284.42
  6. Step 6: Final answer
    x = 220,090.55

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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.