Home / 126,025.93-189,016.89-47,123.83

Finding the Fourth Proportional to 126,025.93, 189,016.89 and 47,123.83

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Solution

The fourth proportional to 126,025.93, 189,016.89 and 47,123.83 is: 70,677.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,025.93 : 189,016.89 = 47,123.83 : x
  2. Step 2: Convert to fraction form
    126,025.93/189,016.89 = 47,123.83/x
  3. Step 3: Cross multiply
    126,025.93x = 189,016.89 × 47,123.83
  4. Step 4: Simplify right side
    126,025.93x = 8,907,199,791.49
  5. Step 5: Solve for x
    x = 8,907,199,791.49/126,025.93
  6. Step 6: Final answer
    x = 70,677.52

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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.