Home / 254,867.68-382,219.80-84,051.04

Finding the Fourth Proportional to 254,867.68, 382,219.80 and 84,051.04

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Solution

The fourth proportional to 254,867.68, 382,219.80 and 84,051.04 is: 126,049.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,867.68 : 382,219.80 = 84,051.04 : x
  2. Step 2: Convert to fraction form
    254,867.68/382,219.80 = 84,051.04/x
  3. Step 3: Cross multiply
    254,867.68x = 382,219.80 × 84,051.04
  4. Step 4: Simplify right side
    254,867.68x = 32,125,972,574.10
  5. Step 5: Solve for x
    x = 32,125,972,574.10/254,867.68
  6. Step 6: Final answer
    x = 126,049.62

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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.