Home / 126,507.92-189,827.52-56,370.92

Finding the Fourth Proportional to 126,507.92, 189,827.52 and 56,370.92

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Solution

The fourth proportional to 126,507.92, 189,827.52 and 56,370.92 is: 84,585.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,507.92 : 189,827.52 = 56,370.92 : x
  2. Step 2: Convert to fraction form
    126,507.92/189,827.52 = 56,370.92/x
  3. Step 3: Cross multiply
    126,507.92x = 189,827.52 × 56,370.92
  4. Step 4: Simplify right side
    126,507.92x = 10,700,751,943.72
  5. Step 5: Solve for x
    x = 10,700,751,943.72/126,507.92
  6. Step 6: Final answer
    x = 84,585.63

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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.