Home / 233,088.82-321,571.49-131,090.90

Finding the Fourth Proportional to 233,088.82, 321,571.49 and 131,090.90

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Solution

The fourth proportional to 233,088.82, 321,571.49 and 131,090.90 is: 180,854.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,088.82 : 321,571.49 = 131,090.90 : x
  2. Step 2: Convert to fraction form
    233,088.82/321,571.49 = 131,090.90/x
  3. Step 3: Cross multiply
    233,088.82x = 321,571.49 × 131,090.90
  4. Step 4: Simplify right side
    233,088.82x = 42,155,093,775.13
  5. Step 5: Solve for x
    x = 42,155,093,775.13/233,088.82
  6. Step 6: Final answer
    x = 180,854.21

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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.