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Finding the Fourth Proportional to 219,893.13, 329,810.54 and 62,133.89

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Solution

The fourth proportional to 219,893.13, 329,810.54 and 62,133.89 is: 93,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,893.13 : 329,810.54 = 62,133.89 : x
  2. Step 2: Convert to fraction form
    219,893.13/329,810.54 = 62,133.89/x
  3. Step 3: Cross multiply
    219,893.13x = 329,810.54 × 62,133.89
  4. Step 4: Simplify right side
    219,893.13x = 20,492,409,853.48
  5. Step 5: Solve for x
    x = 20,492,409,853.48/219,893.13
  6. Step 6: Final answer
    x = 93,192.59

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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.