Home / 76,076.06-114,080.78-36,106.46

Finding the Fourth Proportional to 76,076.06, 114,080.78 and 36,106.46

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Solution

The fourth proportional to 76,076.06, 114,080.78 and 36,106.46 is: 54,143.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,076.06 : 114,080.78 = 36,106.46 : x
  2. Step 2: Convert to fraction form
    76,076.06/114,080.78 = 36,106.46/x
  3. Step 3: Cross multiply
    76,076.06x = 114,080.78 × 36,106.46
  4. Step 4: Simplify right side
    76,076.06x = 4,119,053,119.84
  5. Step 5: Solve for x
    x = 4,119,053,119.84/76,076.06
  6. Step 6: Final answer
    x = 54,143.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.