Home / 192,385.32-265,491.06-107,502.36

Finding the Fourth Proportional to 192,385.32, 265,491.06 and 107,502.36

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Solution

The fourth proportional to 192,385.32, 265,491.06 and 107,502.36 is: 148,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,385.32 : 265,491.06 = 107,502.36 : x
  2. Step 2: Convert to fraction form
    192,385.32/265,491.06 = 107,502.36/x
  3. Step 3: Cross multiply
    192,385.32x = 265,491.06 × 107,502.36
  4. Step 4: Simplify right side
    192,385.32x = 28,540,915,508.90
  5. Step 5: Solve for x
    x = 28,540,915,508.90/192,385.32
  6. Step 6: Final answer
    x = 148,352.88

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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.