Home / 238,615.38-329,289.44-131,187.24

Finding the Fourth Proportional to 238,615.38, 329,289.44 and 131,187.24

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Solution

The fourth proportional to 238,615.38, 329,289.44 and 131,187.24 is: 181,038.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,615.38 : 329,289.44 = 131,187.24 : x
  2. Step 2: Convert to fraction form
    238,615.38/329,289.44 = 131,187.24/x
  3. Step 3: Cross multiply
    238,615.38x = 329,289.44 × 131,187.24
  4. Step 4: Simplify right side
    238,615.38x = 43,198,572,138.81
  5. Step 5: Solve for x
    x = 43,198,572,138.81/238,615.38
  6. Step 6: Final answer
    x = 181,038.51

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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.