Home / 126,464.96-189,668.24-56,306

Finding the Fourth Proportional to 126,464.96, 189,668.24 and 56,306

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Solution

The fourth proportional to 126,464.96, 189,668.24 and 56,306 is: 84,446.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,464.96 : 189,668.24 = 56,306 : x
  2. Step 2: Convert to fraction form
    126,464.96/189,668.24 = 56,306/x
  3. Step 3: Cross multiply
    126,464.96x = 189,668.24 × 56,306
  4. Step 4: Simplify right side
    126,464.96x = 10,679,459,921.44
  5. Step 5: Solve for x
    x = 10,679,459,921.44/126,464.96
  6. Step 6: Final answer
    x = 84,446.00

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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.