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Finding the Fourth Proportional to 325,180.76, 448,751.22 and 181,941.08

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Solution

The fourth proportional to 325,180.76, 448,751.22 and 181,941.08 is: 251,079.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,180.76 : 448,751.22 = 181,941.08 : x
  2. Step 2: Convert to fraction form
    325,180.76/448,751.22 = 181,941.08/x
  3. Step 3: Cross multiply
    325,180.76x = 448,751.22 × 181,941.08
  4. Step 4: Simplify right side
    325,180.76x = 81,646,281,618.12
  5. Step 5: Solve for x
    x = 81,646,281,618.12/325,180.76
  6. Step 6: Final answer
    x = 251,079.68

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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.