Home / 232,005.22-320,156.49-131,403.94

Finding the Fourth Proportional to 232,005.22, 320,156.49 and 131,403.94

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Solution

The fourth proportional to 232,005.22, 320,156.49 and 131,403.94 is: 181,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,005.22 : 320,156.49 = 131,403.94 : x
  2. Step 2: Convert to fraction form
    232,005.22/320,156.49 = 131,403.94/x
  3. Step 3: Cross multiply
    232,005.22x = 320,156.49 × 131,403.94
  4. Step 4: Simplify right side
    232,005.22x = 42,069,824,202.57
  5. Step 5: Solve for x
    x = 42,069,824,202.57/232,005.22
  6. Step 6: Final answer
    x = 181,331.37

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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.