Home / 126,498.24-189,604.32-51,598.96

Finding the Fourth Proportional to 126,498.24, 189,604.32 and 51,598.96

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Solution

The fourth proportional to 126,498.24, 189,604.32 and 51,598.96 is: 77,340.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,498.24 : 189,604.32 = 51,598.96 : x
  2. Step 2: Convert to fraction form
    126,498.24/189,604.32 = 51,598.96/x
  3. Step 3: Cross multiply
    126,498.24x = 189,604.32 × 51,598.96
  4. Step 4: Simplify right side
    126,498.24x = 9,783,385,723.51
  5. Step 5: Solve for x
    x = 9,783,385,723.51/126,498.24
  6. Step 6: Final answer
    x = 77,340.09

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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.