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Finding the Fourth Proportional to 183,542.52, 253,020.60 and 129,732.60

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Solution

The fourth proportional to 183,542.52, 253,020.60 and 129,732.60 is: 178,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,542.52 : 253,020.60 = 129,732.60 : x
  2. Step 2: Convert to fraction form
    183,542.52/253,020.60 = 129,732.60/x
  3. Step 3: Cross multiply
    183,542.52x = 253,020.60 × 129,732.60
  4. Step 4: Simplify right side
    183,542.52x = 32,825,020,291.56
  5. Step 5: Solve for x
    x = 32,825,020,291.56/183,542.52
  6. Step 6: Final answer
    x = 178,841.50

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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.