Home / 232,250.32-320,504.12-128,883.48

Finding the Fourth Proportional to 232,250.32, 320,504.12 and 128,883.48

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Solution

The fourth proportional to 232,250.32, 320,504.12 and 128,883.48 is: 177,858.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,250.32 : 320,504.12 = 128,883.48 : x
  2. Step 2: Convert to fraction form
    232,250.32/320,504.12 = 128,883.48/x
  3. Step 3: Cross multiply
    232,250.32x = 320,504.12 × 128,883.48
  4. Step 4: Simplify right side
    232,250.32x = 41,307,686,339.94
  5. Step 5: Solve for x
    x = 41,307,686,339.94/232,250.32
  6. Step 6: Final answer
    x = 177,858.47

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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.