Home / 126,451.40-189,783.50-63,252.56

Finding the Fourth Proportional to 126,451.40, 189,783.50 and 63,252.56

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Solution

The fourth proportional to 126,451.40, 189,783.50 and 63,252.56 is: 94,932.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,451.40 : 189,783.50 = 63,252.56 : x
  2. Step 2: Convert to fraction form
    126,451.40/189,783.50 = 63,252.56/x
  3. Step 3: Cross multiply
    126,451.40x = 189,783.50 × 63,252.56
  4. Step 4: Simplify right side
    126,451.40x = 12,004,290,955.58
  5. Step 5: Solve for x
    x = 12,004,290,955.58/126,451.40
  6. Step 6: Final answer
    x = 94,932.06

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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.