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Finding the Fourth Proportional to 182,880.80, 274,191.60 and 70,517.60

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Solution

The fourth proportional to 182,880.80, 274,191.60 and 70,517.60 is: 105,726.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,880.80 : 274,191.60 = 70,517.60 : x
  2. Step 2: Convert to fraction form
    182,880.80/274,191.60 = 70,517.60/x
  3. Step 3: Cross multiply
    182,880.80x = 274,191.60 × 70,517.60
  4. Step 4: Simplify right side
    182,880.80x = 19,335,333,572.16
  5. Step 5: Solve for x
    x = 19,335,333,572.16/182,880.80
  6. Step 6: Final answer
    x = 105,726.43

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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.