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Finding the Fourth Proportional to 158,493.60, 237,740.40 and 133,610.40

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Solution

The fourth proportional to 158,493.60, 237,740.40 and 133,610.40 is: 200,415.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,493.60 : 237,740.40 = 133,610.40 : x
  2. Step 2: Convert to fraction form
    158,493.60/237,740.40 = 133,610.40/x
  3. Step 3: Cross multiply
    158,493.60x = 237,740.40 × 133,610.40
  4. Step 4: Simplify right side
    158,493.60x = 31,764,589,940.16
  5. Step 5: Solve for x
    x = 31,764,589,940.16/158,493.60
  6. Step 6: Final answer
    x = 200,415.60

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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.