Home / 233,281.92-321,939.26-131,313.96

Finding the Fourth Proportional to 233,281.92, 321,939.26 and 131,313.96

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Solution

The fourth proportional to 233,281.92, 321,939.26 and 131,313.96 is: 181,219.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,281.92 : 321,939.26 = 131,313.96 : x
  2. Step 2: Convert to fraction form
    233,281.92/321,939.26 = 131,313.96/x
  3. Step 3: Cross multiply
    233,281.92x = 321,939.26 × 131,313.96
  4. Step 4: Simplify right side
    233,281.92x = 42,275,119,110.07
  5. Step 5: Solve for x
    x = 42,275,119,110.07/233,281.92
  6. Step 6: Final answer
    x = 181,219.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.