Home / 134,217.30-185,220.24-76,857.48

Finding the Fourth Proportional to 134,217.30, 185,220.24 and 76,857.48

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Solution

The fourth proportional to 134,217.30, 185,220.24 and 76,857.48 is: 106,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,217.30 : 185,220.24 = 76,857.48 : x
  2. Step 2: Convert to fraction form
    134,217.30/185,220.24 = 76,857.48/x
  3. Step 3: Cross multiply
    134,217.30x = 185,220.24 × 76,857.48
  4. Step 4: Simplify right side
    134,217.30x = 14,235,560,891.40
  5. Step 5: Solve for x
    x = 14,235,560,891.40/134,217.30
  6. Step 6: Final answer
    x = 106,063.53

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1.5x scale

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.