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Finding the Fourth Proportional to 253,283.73, 380,074.77 and 93,472.12

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Solution

The fourth proportional to 253,283.73, 380,074.77 and 93,472.12 is: 140,263.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,283.73 : 380,074.77 = 93,472.12 : x
  2. Step 2: Convert to fraction form
    253,283.73/380,074.77 = 93,472.12/x
  3. Step 3: Cross multiply
    253,283.73x = 380,074.77 × 93,472.12
  4. Step 4: Simplify right side
    253,283.73x = 35,526,394,043.05
  5. Step 5: Solve for x
    x = 35,526,394,043.05/253,283.73
  6. Step 6: Final answer
    x = 140,263.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.