Home / 251,381.34-346,908.24-136,659.96

Finding the Fourth Proportional to 251,381.34, 346,908.24 and 136,659.96

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Solution

The fourth proportional to 251,381.34, 346,908.24 and 136,659.96 is: 188,591.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,381.34 : 346,908.24 = 136,659.96 : x
  2. Step 2: Convert to fraction form
    251,381.34/346,908.24 = 136,659.96/x
  3. Step 3: Cross multiply
    251,381.34x = 346,908.24 × 136,659.96
  4. Step 4: Simplify right side
    251,381.34x = 47,408,466,202.07
  5. Step 5: Solve for x
    x = 47,408,466,202.07/251,381.34
  6. Step 6: Final answer
    x = 188,591.83

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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.