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Finding the Fourth Proportional to 230,939.80, 346,085.70 and 183,635.80

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Solution

The fourth proportional to 230,939.80, 346,085.70 and 183,635.80 is: 275,196.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,939.80 : 346,085.70 = 183,635.80 : x
  2. Step 2: Convert to fraction form
    230,939.80/346,085.70 = 183,635.80/x
  3. Step 3: Cross multiply
    230,939.80x = 346,085.70 × 183,635.80
  4. Step 4: Simplify right side
    230,939.80x = 63,553,724,388.06
  5. Step 5: Solve for x
    x = 63,553,724,388.06/230,939.80
  6. Step 6: Final answer
    x = 275,196.07

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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.