Home / 254,744.20-382,116.30-136,646.20

Finding the Fourth Proportional to 254,744.20, 382,116.30 and 136,646.20

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Solution

The fourth proportional to 254,744.20, 382,116.30 and 136,646.20 is: 204,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,744.20 : 382,116.30 = 136,646.20 : x
  2. Step 2: Convert to fraction form
    254,744.20/382,116.30 = 136,646.20/x
  3. Step 3: Cross multiply
    254,744.20x = 382,116.30 × 136,646.20
  4. Step 4: Simplify right side
    254,744.20x = 52,214,740,353.06
  5. Step 5: Solve for x
    x = 52,214,740,353.06/254,744.20
  6. Step 6: Final answer
    x = 204,969.30

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1.5x scale

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.