Home / 225,943.20-311,547.12-184,980

Finding the Fourth Proportional to 225,943.20, 311,547.12 and 184,980

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Solution

The fourth proportional to 225,943.20, 311,547.12 and 184,980 is: 255,064.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,943.20 : 311,547.12 = 184,980 : x
  2. Step 2: Convert to fraction form
    225,943.20/311,547.12 = 184,980/x
  3. Step 3: Cross multiply
    225,943.20x = 311,547.12 × 184,980
  4. Step 4: Simplify right side
    225,943.20x = 57,629,986,257.60
  5. Step 5: Solve for x
    x = 57,629,986,257.60/225,943.20
  6. Step 6: Final answer
    x = 255,064.04

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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.