Home / 188,824.32-260,580.24-102,785.94

Finding the Fourth Proportional to 188,824.32, 260,580.24 and 102,785.94

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Solution

The fourth proportional to 188,824.32, 260,580.24 and 102,785.94 is: 141,846.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,824.32 : 260,580.24 = 102,785.94 : x
  2. Step 2: Convert to fraction form
    188,824.32/260,580.24 = 102,785.94/x
  3. Step 3: Cross multiply
    188,824.32x = 260,580.24 × 102,785.94
  4. Step 4: Simplify right side
    188,824.32x = 26,783,984,913.83
  5. Step 5: Solve for x
    x = 26,783,984,913.83/188,824.32
  6. Step 6: Final answer
    x = 141,846.06

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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.