Home / 254,204.45-381,305.01-64,663.19

Finding the Fourth Proportional to 254,204.45, 381,305.01 and 64,663.19

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Solution

The fourth proportional to 254,204.45, 381,305.01 and 64,663.19 is: 96,994.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,204.45 : 381,305.01 = 64,663.19 : x
  2. Step 2: Convert to fraction form
    254,204.45/381,305.01 = 64,663.19/x
  3. Step 3: Cross multiply
    254,204.45x = 381,305.01 × 64,663.19
  4. Step 4: Simplify right side
    254,204.45x = 24,656,396,403.06
  5. Step 5: Solve for x
    x = 24,656,396,403.06/254,204.45
  6. Step 6: Final answer
    x = 96,994.36

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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.