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Finding the Fourth Proportional to 148,210.56, 222,247.80 and 63,930.33

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Solution

The fourth proportional to 148,210.56, 222,247.80 and 63,930.33 is: 95,866.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,210.56 : 222,247.80 = 63,930.33 : x
  2. Step 2: Convert to fraction form
    148,210.56/222,247.80 = 63,930.33/x
  3. Step 3: Cross multiply
    148,210.56x = 222,247.80 × 63,930.33
  4. Step 4: Simplify right side
    148,210.56x = 14,208,375,195.77
  5. Step 5: Solve for x
    x = 14,208,375,195.77/148,210.56
  6. Step 6: Final answer
    x = 95,866.15

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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.