Home / 234,087.21-323,038.05-126,654.89

Finding the Fourth Proportional to 234,087.21, 323,038.05 and 126,654.89

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Solution

The fourth proportional to 234,087.21, 323,038.05 and 126,654.89 is: 174,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,087.21 : 323,038.05 = 126,654.89 : x
  2. Step 2: Convert to fraction form
    234,087.21/323,038.05 = 126,654.89/x
  3. Step 3: Cross multiply
    234,087.21x = 323,038.05 × 126,654.89
  4. Step 4: Simplify right side
    234,087.21x = 40,914,348,688.56
  5. Step 5: Solve for x
    x = 40,914,348,688.56/234,087.21
  6. Step 6: Final answer
    x = 174,782.50

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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.