Home / 232,125.72-320,346.71-130,146.24

Finding the Fourth Proportional to 232,125.72, 320,346.71 and 130,146.24

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Solution

The fourth proportional to 232,125.72, 320,346.71 and 130,146.24 is: 179,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,125.72 : 320,346.71 = 130,146.24 : x
  2. Step 2: Convert to fraction form
    232,125.72/320,346.71 = 130,146.24/x
  3. Step 3: Cross multiply
    232,125.72x = 320,346.71 × 130,146.24
  4. Step 4: Simplify right side
    232,125.72x = 41,691,920,841.49
  5. Step 5: Solve for x
    x = 41,691,920,841.49/232,125.72
  6. Step 6: Final answer
    x = 179,609.23

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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.