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Finding the Fourth Proportional to 238,483.54, 329,100.67 and 131,053.55

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Solution

The fourth proportional to 238,483.54, 329,100.67 and 131,053.55 is: 180,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,483.54 : 329,100.67 = 131,053.55 : x
  2. Step 2: Convert to fraction form
    238,483.54/329,100.67 = 131,053.55/x
  3. Step 3: Cross multiply
    238,483.54x = 329,100.67 × 131,053.55
  4. Step 4: Simplify right side
    238,483.54x = 43,129,809,629.19
  5. Step 5: Solve for x
    x = 43,129,809,629.19/238,483.54
  6. Step 6: Final answer
    x = 180,850.26

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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.