Home / 146,189.42-219,360.98-103,768.61

Finding the Fourth Proportional to 146,189.42, 219,360.98 and 103,768.61

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Solution

The fourth proportional to 146,189.42, 219,360.98 and 103,768.61 is: 155,707.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,189.42 : 219,360.98 = 103,768.61 : x
  2. Step 2: Convert to fraction form
    146,189.42/219,360.98 = 103,768.61/x
  3. Step 3: Cross multiply
    146,189.42x = 219,360.98 × 103,768.61
  4. Step 4: Simplify right side
    146,189.42x = 22,762,782,367.19
  5. Step 5: Solve for x
    x = 22,762,782,367.19/146,189.42
  6. Step 6: Final answer
    x = 155,707.46

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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.