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Finding the Fourth Proportional to 170,097.60, 254,839.20 and 150,436.80

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Solution

The fourth proportional to 170,097.60, 254,839.20 and 150,436.80 is: 225,383.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,097.60 : 254,839.20 = 150,436.80 : x
  2. Step 2: Convert to fraction form
    170,097.60/254,839.20 = 150,436.80/x
  3. Step 3: Cross multiply
    170,097.60x = 254,839.20 × 150,436.80
  4. Step 4: Simplify right side
    170,097.60x = 38,337,193,762.56
  5. Step 5: Solve for x
    x = 38,337,193,762.56/170,097.60
  6. Step 6: Final answer
    x = 225,383.51

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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.