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Finding the Fourth Proportional to 219,585.88, 329,124.48 and 101,008.36

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Solution

The fourth proportional to 219,585.88, 329,124.48 and 101,008.36 is: 151,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,585.88 : 329,124.48 = 101,008.36 : x
  2. Step 2: Convert to fraction form
    219,585.88/329,124.48 = 101,008.36/x
  3. Step 3: Cross multiply
    219,585.88x = 329,124.48 × 101,008.36
  4. Step 4: Simplify right side
    219,585.88x = 33,244,323,960.65
  5. Step 5: Solve for x
    x = 33,244,323,960.65/219,585.88
  6. Step 6: Final answer
    x = 151,395.54

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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.