Home / 136,262.11-188,050.55-75,832.57

Finding the Fourth Proportional to 136,262.11, 188,050.55 and 75,832.57

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Solution

The fourth proportional to 136,262.11, 188,050.55 and 75,832.57 is: 104,653.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,262.11 : 188,050.55 = 75,832.57 : x
  2. Step 2: Convert to fraction form
    136,262.11/188,050.55 = 75,832.57/x
  3. Step 3: Cross multiply
    136,262.11x = 188,050.55 × 75,832.57
  4. Step 4: Simplify right side
    136,262.11x = 14,260,356,496.41
  5. Step 5: Solve for x
    x = 14,260,356,496.41/136,262.11
  6. Step 6: Final answer
    x = 104,653.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.