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Finding the Fourth Proportional to 195,425.60, 274,148.80 and 195,425.60

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Solution

The fourth proportional to 195,425.60, 274,148.80 and 195,425.60 is: 274,148.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,425.60 : 274,148.80 = 195,425.60 : x
  2. Step 2: Convert to fraction form
    195,425.60/274,148.80 = 195,425.60/x
  3. Step 3: Cross multiply
    195,425.60x = 274,148.80 × 195,425.60
  4. Step 4: Simplify right side
    195,425.60x = 53,575,693,729.28
  5. Step 5: Solve for x
    x = 53,575,693,729.28/195,425.60
  6. Step 6: Final answer
    x = 274,148.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.