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Finding the Fourth Proportional to 219,369.99, 329,159.48 and 152,005.92

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Solution

The fourth proportional to 219,369.99, 329,159.48 and 152,005.92 is: 228,081.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,369.99 : 329,159.48 = 152,005.92 : x
  2. Step 2: Convert to fraction form
    219,369.99/329,159.48 = 152,005.92/x
  3. Step 3: Cross multiply
    219,369.99x = 329,159.48 × 152,005.92
  4. Step 4: Simplify right side
    219,369.99x = 50,034,189,584.12
  5. Step 5: Solve for x
    x = 50,034,189,584.12/219,369.99
  6. Step 6: Final answer
    x = 228,081.29

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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.