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Finding the Fourth Proportional to 172,952.24, 238,548.12 and 132,208.48

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Solution

The fourth proportional to 172,952.24, 238,548.12 and 132,208.48 is: 182,351.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,952.24 : 238,548.12 = 132,208.48 : x
  2. Step 2: Convert to fraction form
    172,952.24/238,548.12 = 132,208.48/x
  3. Step 3: Cross multiply
    172,952.24x = 238,548.12 × 132,208.48
  4. Step 4: Simplify right side
    172,952.24x = 31,538,084,352.06
  5. Step 5: Solve for x
    x = 31,538,084,352.06/172,952.24
  6. Step 6: Final answer
    x = 182,351.41

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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.