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Finding the Fourth Proportional to 238,484.68, 329,087.46 and 131,053.48

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Solution

The fourth proportional to 238,484.68, 329,087.46 and 131,053.48 is: 180,842.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,484.68 : 329,087.46 = 131,053.48 : x
  2. Step 2: Convert to fraction form
    238,484.68/329,087.46 = 131,053.48/x
  3. Step 3: Cross multiply
    238,484.68x = 329,087.46 × 131,053.48
  4. Step 4: Simplify right side
    238,484.68x = 43,128,056,857.36
  5. Step 5: Solve for x
    x = 43,128,056,857.36/238,484.68
  6. Step 6: Final answer
    x = 180,842.04

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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.