Home / 146,590.37-219,917.80-83,440.24

Finding the Fourth Proportional to 146,590.37, 219,917.80 and 83,440.24

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Solution

The fourth proportional to 146,590.37, 219,917.80 and 83,440.24 is: 125,178.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,590.37 : 219,917.80 = 83,440.24 : x
  2. Step 2: Convert to fraction form
    146,590.37/219,917.80 = 83,440.24/x
  3. Step 3: Cross multiply
    146,590.37x = 219,917.80 × 83,440.24
  4. Step 4: Simplify right side
    146,590.37x = 18,349,993,566.78
  5. Step 5: Solve for x
    x = 18,349,993,566.78/146,590.37
  6. Step 6: Final answer
    x = 125,178.71

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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.