Home / 233,277.66-321,933.42-131,309.70

Finding the Fourth Proportional to 233,277.66, 321,933.42 and 131,309.70

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Solution

The fourth proportional to 233,277.66, 321,933.42 and 131,309.70 is: 181,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,277.66 : 321,933.42 = 131,309.70 : x
  2. Step 2: Convert to fraction form
    233,277.66/321,933.42 = 131,309.70/x
  3. Step 3: Cross multiply
    233,277.66x = 321,933.42 × 131,309.70
  4. Step 4: Simplify right side
    233,277.66x = 42,272,980,800.17
  5. Step 5: Solve for x
    x = 42,272,980,800.17/233,277.66
  6. Step 6: Final answer
    x = 181,213.16

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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.