Home / 254,226.76-381,362.30-83,397.25

Finding the Fourth Proportional to 254,226.76, 381,362.30 and 83,397.25

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Solution

The fourth proportional to 254,226.76, 381,362.30 and 83,397.25 is: 125,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,226.76 : 381,362.30 = 83,397.25 : x
  2. Step 2: Convert to fraction form
    254,226.76/381,362.30 = 83,397.25/x
  3. Step 3: Cross multiply
    254,226.76x = 381,362.30 × 83,397.25
  4. Step 4: Simplify right side
    254,226.76x = 31,804,567,073.68
  5. Step 5: Solve for x
    x = 31,804,567,073.68/254,226.76
  6. Step 6: Final answer
    x = 125,103.14

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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.