Home / 126,925.39-189,958.94-123,509.84

Finding the Fourth Proportional to 126,925.39, 189,958.94 and 123,509.84

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Solution

The fourth proportional to 126,925.39, 189,958.94 and 123,509.84 is: 184,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,925.39 : 189,958.94 = 123,509.84 : x
  2. Step 2: Convert to fraction form
    126,925.39/189,958.94 = 123,509.84/x
  3. Step 3: Cross multiply
    126,925.39x = 189,958.94 × 123,509.84
  4. Step 4: Simplify right side
    126,925.39x = 23,461,797,976.58
  5. Step 5: Solve for x
    x = 23,461,797,976.58/126,925.39
  6. Step 6: Final answer
    x = 184,847.17

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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.