Home / 254,755.46-381,607.83-149,254.34

Finding the Fourth Proportional to 254,755.46, 381,607.83 and 149,254.34

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Solution

The fourth proportional to 254,755.46, 381,607.83 and 149,254.34 is: 223,573.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,755.46 : 381,607.83 = 149,254.34 : x
  2. Step 2: Convert to fraction form
    254,755.46/381,607.83 = 149,254.34/x
  3. Step 3: Cross multiply
    254,755.46x = 381,607.83 × 149,254.34
  4. Step 4: Simplify right side
    254,755.46x = 56,956,624,805.48
  5. Step 5: Solve for x
    x = 56,956,624,805.48/254,755.46
  6. Step 6: Final answer
    x = 223,573.72

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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.