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Finding the Fourth Proportional to 325,381.08, 448,974.18 and 182,147.16

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Solution

The fourth proportional to 325,381.08, 448,974.18 and 182,147.16 is: 251,334.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,381.08 : 448,974.18 = 182,147.16 : x
  2. Step 2: Convert to fraction form
    325,381.08/448,974.18 = 182,147.16/x
  3. Step 3: Cross multiply
    325,381.08x = 448,974.18 × 182,147.16
  4. Step 4: Simplify right side
    325,381.08x = 81,779,371,800.33
  5. Step 5: Solve for x
    x = 81,779,371,800.33/325,381.08
  6. Step 6: Final answer
    x = 251,334.13

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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.