Home / 238,617.88-329,292.89-131,189.74

Finding the Fourth Proportional to 238,617.88, 329,292.89 and 131,189.74

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Solution

The fourth proportional to 238,617.88, 329,292.89 and 131,189.74 is: 181,041.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,617.88 : 329,292.89 = 131,189.74 : x
  2. Step 2: Convert to fraction form
    238,617.88/329,292.89 = 131,189.74/x
  3. Step 3: Cross multiply
    238,617.88x = 329,292.89 × 131,189.74
  4. Step 4: Simplify right side
    238,617.88x = 43,199,848,622.95
  5. Step 5: Solve for x
    x = 43,199,848,622.95/238,617.88
  6. Step 6: Final answer
    x = 181,041.96

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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.