Home / 254,252.22-381,230.01-76,705.98

Finding the Fourth Proportional to 254,252.22, 381,230.01 and 76,705.98

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Solution

The fourth proportional to 254,252.22, 381,230.01 and 76,705.98 is: 115,014.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,252.22 : 381,230.01 = 76,705.98 : x
  2. Step 2: Convert to fraction form
    254,252.22/381,230.01 = 76,705.98/x
  3. Step 3: Cross multiply
    254,252.22x = 381,230.01 × 76,705.98
  4. Step 4: Simplify right side
    254,252.22x = 29,242,621,522.46
  5. Step 5: Solve for x
    x = 29,242,621,522.46/254,252.22
  6. Step 6: Final answer
    x = 115,014.22

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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.