Home / 233,330.51-321,997.04-131,357.69

Finding the Fourth Proportional to 233,330.51, 321,997.04 and 131,357.69

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Solution

The fourth proportional to 233,330.51, 321,997.04 and 131,357.69 is: 181,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,330.51 : 321,997.04 = 131,357.69 : x
  2. Step 2: Convert to fraction form
    233,330.51/321,997.04 = 131,357.69/x
  3. Step 3: Cross multiply
    233,330.51x = 321,997.04 × 131,357.69
  4. Step 4: Simplify right side
    233,330.51x = 42,296,787,361.24
  5. Step 5: Solve for x
    x = 42,296,787,361.24/233,330.51
  6. Step 6: Final answer
    x = 181,274.14

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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.