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Finding the Fourth Proportional to 185,000.87, 255,273.83 and 108,491.10

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Solution

The fourth proportional to 185,000.87, 255,273.83 and 108,491.10 is: 149,701.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,000.87 : 255,273.83 = 108,491.10 : x
  2. Step 2: Convert to fraction form
    185,000.87/255,273.83 = 108,491.10/x
  3. Step 3: Cross multiply
    185,000.87x = 255,273.83 × 108,491.10
  4. Step 4: Simplify right side
    185,000.87x = 27,694,938,617.91
  5. Step 5: Solve for x
    x = 27,694,938,617.91/185,000.87
  6. Step 6: Final answer
    x = 149,701.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.