Home / 232,239.39-320,494.10-130,287.54

Finding the Fourth Proportional to 232,239.39, 320,494.10 and 130,287.54

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Solution

The fourth proportional to 232,239.39, 320,494.10 and 130,287.54 is: 179,798.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,239.39 : 320,494.10 = 130,287.54 : x
  2. Step 2: Convert to fraction form
    232,239.39/320,494.10 = 130,287.54/x
  3. Step 3: Cross multiply
    232,239.39x = 320,494.10 × 130,287.54
  4. Step 4: Simplify right side
    232,239.39x = 41,756,387,222.08
  5. Step 5: Solve for x
    x = 41,756,387,222.08/232,239.39
  6. Step 6: Final answer
    x = 179,798.90

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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.