Home / 233,284.16-321,942.39-131,316.20

Finding the Fourth Proportional to 233,284.16, 321,942.39 and 131,316.20

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Solution

The fourth proportional to 233,284.16, 321,942.39 and 131,316.20 is: 181,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,284.16 : 321,942.39 = 131,316.20 : x
  2. Step 2: Convert to fraction form
    233,284.16/321,942.39 = 131,316.20/x
  3. Step 3: Cross multiply
    233,284.16x = 321,942.39 × 131,316.20
  4. Step 4: Simplify right side
    233,284.16x = 42,276,251,273.72
  5. Step 5: Solve for x
    x = 42,276,251,273.72/233,284.16
  6. Step 6: Final answer
    x = 181,222.13

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1.5x scale

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.