Home / 254,811.40-382,217.10-114,843.40

Finding the Fourth Proportional to 254,811.40, 382,217.10 and 114,843.40

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Solution

The fourth proportional to 254,811.40, 382,217.10 and 114,843.40 is: 172,265.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,811.40 : 382,217.10 = 114,843.40 : x
  2. Step 2: Convert to fraction form
    254,811.40/382,217.10 = 114,843.40/x
  3. Step 3: Cross multiply
    254,811.40x = 382,217.10 × 114,843.40
  4. Step 4: Simplify right side
    254,811.40x = 43,895,111,302.14
  5. Step 5: Solve for x
    x = 43,895,111,302.14/254,811.40
  6. Step 6: Final answer
    x = 172,265.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.