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Finding the Fourth Proportional to 133,066.60, 186,846.20 and 133,066.60

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Solution

The fourth proportional to 133,066.60, 186,846.20 and 133,066.60 is: 186,846.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,066.60 : 186,846.20 = 133,066.60 : x
  2. Step 2: Convert to fraction form
    133,066.60/186,846.20 = 133,066.60/x
  3. Step 3: Cross multiply
    133,066.60x = 186,846.20 × 133,066.60
  4. Step 4: Simplify right side
    133,066.60x = 24,862,988,556.92
  5. Step 5: Solve for x
    x = 24,862,988,556.92/133,066.60
  6. Step 6: Final answer
    x = 186,846.20

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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.