Home / 238,617.63-329,292.54-131,189.49

Finding the Fourth Proportional to 238,617.63, 329,292.54 and 131,189.49

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Solution

The fourth proportional to 238,617.63, 329,292.54 and 131,189.49 is: 181,041.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,617.63 : 329,292.54 = 131,189.49 : x
  2. Step 2: Convert to fraction form
    238,617.63/329,292.54 = 131,189.49/x
  3. Step 3: Cross multiply
    238,617.63x = 329,292.54 × 131,189.49
  4. Step 4: Simplify right side
    238,617.63x = 43,199,720,383.40
  5. Step 5: Solve for x
    x = 43,199,720,383.40/238,617.63
  6. Step 6: Final answer
    x = 181,041.61

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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.