Home / 134,272.46-185,295.75-76,930.33

Finding the Fourth Proportional to 134,272.46, 185,295.75 and 76,930.33

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Solution

The fourth proportional to 134,272.46, 185,295.75 and 76,930.33 is: 106,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,272.46 : 185,295.75 = 76,930.33 : x
  2. Step 2: Convert to fraction form
    134,272.46/185,295.75 = 76,930.33/x
  3. Step 3: Cross multiply
    134,272.46x = 185,295.75 × 76,930.33
  4. Step 4: Simplify right side
    134,272.46x = 14,254,863,195.10
  5. Step 5: Solve for x
    x = 14,254,863,195.10/134,272.46
  6. Step 6: Final answer
    x = 106,163.72

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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.