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Finding the Fourth Proportional to 219,892.33, 329,844.17 and 59,969.58

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Solution

The fourth proportional to 219,892.33, 329,844.17 and 59,969.58 is: 89,955.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,892.33 : 329,844.17 = 59,969.58 : x
  2. Step 2: Convert to fraction form
    219,892.33/329,844.17 = 59,969.58/x
  3. Step 3: Cross multiply
    219,892.33x = 329,844.17 × 59,969.58
  4. Step 4: Simplify right side
    219,892.33x = 19,780,614,391.28
  5. Step 5: Solve for x
    x = 19,780,614,391.28/219,892.33
  6. Step 6: Final answer
    x = 89,955.91

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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.