Home / 238,602.88-329,272.23-131,174.74

Finding the Fourth Proportional to 238,602.88, 329,272.23 and 131,174.74

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Solution

The fourth proportional to 238,602.88, 329,272.23 and 131,174.74 is: 181,021.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,602.88 : 329,272.23 = 131,174.74 : x
  2. Step 2: Convert to fraction form
    238,602.88/329,272.23 = 131,174.74/x
  3. Step 3: Cross multiply
    238,602.88x = 329,272.23 × 131,174.74
  4. Step 4: Simplify right side
    238,602.88x = 43,192,199,159.47
  5. Step 5: Solve for x
    x = 43,192,199,159.47/238,602.88
  6. Step 6: Final answer
    x = 181,021.28

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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.