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Finding the Fourth Proportional to 185,238.20, 277,828.20 and 58,861.80

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Solution

The fourth proportional to 185,238.20, 277,828.20 and 58,861.80 is: 88,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,238.20 : 277,828.20 = 58,861.80 : x
  2. Step 2: Convert to fraction form
    185,238.20/277,828.20 = 58,861.80/x
  3. Step 3: Cross multiply
    185,238.20x = 277,828.20 × 58,861.80
  4. Step 4: Simplify right side
    185,238.20x = 16,353,467,942.76
  5. Step 5: Solve for x
    x = 16,353,467,942.76/185,238.20
  6. Step 6: Final answer
    x = 88,283.46

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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.