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Finding the Fourth Proportional to 234,984.89, 352,484.24 and 57,491.91

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Solution

The fourth proportional to 234,984.89, 352,484.24 and 57,491.91 is: 86,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,984.89 : 352,484.24 = 57,491.91 : x
  2. Step 2: Convert to fraction form
    234,984.89/352,484.24 = 57,491.91/x
  3. Step 3: Cross multiply
    234,984.89x = 352,484.24 × 57,491.91
  4. Step 4: Simplify right side
    234,984.89x = 20,264,992,202.50
  5. Step 5: Solve for x
    x = 20,264,992,202.50/234,984.89
  6. Step 6: Final answer
    x = 86,239.55

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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.