Home / 126,926.39-189,960.44-123,510.84

Finding the Fourth Proportional to 126,926.39, 189,960.44 and 123,510.84

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Solution

The fourth proportional to 126,926.39, 189,960.44 and 123,510.84 is: 184,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,926.39 : 189,960.44 = 123,510.84 : x
  2. Step 2: Convert to fraction form
    126,926.39/189,960.44 = 123,510.84/x
  3. Step 3: Cross multiply
    126,926.39x = 189,960.44 × 123,510.84
  4. Step 4: Simplify right side
    126,926.39x = 23,462,173,511.17
  5. Step 5: Solve for x
    x = 23,462,173,511.17/126,926.39
  6. Step 6: Final answer
    x = 184,848.66

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1.5x scale

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.