Home / 238,667.85-329,350.36-131,242.41

Finding the Fourth Proportional to 238,667.85, 329,350.36 and 131,242.41

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Solution

The fourth proportional to 238,667.85, 329,350.36 and 131,242.41 is: 181,108.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,667.85 : 329,350.36 = 131,242.41 : x
  2. Step 2: Convert to fraction form
    238,667.85/329,350.36 = 131,242.41/x
  3. Step 3: Cross multiply
    238,667.85x = 329,350.36 × 131,242.41
  4. Step 4: Simplify right side
    238,667.85x = 43,224,735,804.14
  5. Step 5: Solve for x
    x = 43,224,735,804.14/238,667.85
  6. Step 6: Final answer
    x = 181,108.33

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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.