Home / 136,726.40-205,022.05-41,933.86

Finding the Fourth Proportional to 136,726.40, 205,022.05 and 41,933.86

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Solution

The fourth proportional to 136,726.40, 205,022.05 and 41,933.86 is: 62,880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,726.40 : 205,022.05 = 41,933.86 : x
  2. Step 2: Convert to fraction form
    136,726.40/205,022.05 = 41,933.86/x
  3. Step 3: Cross multiply
    136,726.40x = 205,022.05 × 41,933.86
  4. Step 4: Simplify right side
    136,726.40x = 8,597,365,324.22
  5. Step 5: Solve for x
    x = 8,597,365,324.22/136,726.40
  6. Step 6: Final answer
    x = 62,880.07

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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.