Home / 234,738.88-323,938.72-127,308.48

Finding the Fourth Proportional to 234,738.88, 323,938.72 and 127,308.48

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Solution

The fourth proportional to 234,738.88, 323,938.72 and 127,308.48 is: 175,685.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,738.88 : 323,938.72 = 127,308.48 : x
  2. Step 2: Convert to fraction form
    234,738.88/323,938.72 = 127,308.48/x
  3. Step 3: Cross multiply
    234,738.88x = 323,938.72 × 127,308.48
  4. Step 4: Simplify right side
    234,738.88x = 41,240,146,056.35
  5. Step 5: Solve for x
    x = 41,240,146,056.35/234,738.88
  6. Step 6: Final answer
    x = 175,685.20

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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.