Home / 126,334.08-189,434.88-63,086.40

Finding the Fourth Proportional to 126,334.08, 189,434.88 and 63,086.40

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Solution

The fourth proportional to 126,334.08, 189,434.88 and 63,086.40 is: 94,596.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,334.08 : 189,434.88 = 63,086.40 : x
  2. Step 2: Convert to fraction form
    126,334.08/189,434.88 = 63,086.40/x
  3. Step 3: Cross multiply
    126,334.08x = 189,434.88 × 63,086.40
  4. Step 4: Simplify right side
    126,334.08x = 11,950,764,613.63
  5. Step 5: Solve for x
    x = 11,950,764,613.63/126,334.08
  6. Step 6: Final answer
    x = 94,596.52

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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.