Home / 146,622.69-219,951.45-51,833.31

Finding the Fourth Proportional to 146,622.69, 219,951.45 and 51,833.31

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Solution

The fourth proportional to 146,622.69, 219,951.45 and 51,833.31 is: 77,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,622.69 : 219,951.45 = 51,833.31 : x
  2. Step 2: Convert to fraction form
    146,622.69/219,951.45 = 51,833.31/x
  3. Step 3: Cross multiply
    146,622.69x = 219,951.45 × 51,833.31
  4. Step 4: Simplify right side
    146,622.69x = 11,400,811,692.80
  5. Step 5: Solve for x
    x = 11,400,811,692.80/146,622.69
  6. Step 6: Final answer
    x = 77,756.12

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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.