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Finding the Fourth Proportional to 219,855.14, 329,795.46 and 62,070.38

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Solution

The fourth proportional to 219,855.14, 329,795.46 and 62,070.38 is: 93,109.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,855.14 : 329,795.46 = 62,070.38 : x
  2. Step 2: Convert to fraction form
    219,855.14/329,795.46 = 62,070.38/x
  3. Step 3: Cross multiply
    219,855.14x = 329,795.46 × 62,070.38
  4. Step 4: Simplify right side
    219,855.14x = 20,470,529,524.47
  5. Step 5: Solve for x
    x = 20,470,529,524.47/219,855.14
  6. Step 6: Final answer
    x = 93,109.17

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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.