Home / 133,560.78-200,373.57-40,066.53

Finding the Fourth Proportional to 133,560.78, 200,373.57 and 40,066.53

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Solution

The fourth proportional to 133,560.78, 200,373.57 and 40,066.53 is: 60,109.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,560.78 : 200,373.57 = 40,066.53 : x
  2. Step 2: Convert to fraction form
    133,560.78/200,373.57 = 40,066.53/x
  3. Step 3: Cross multiply
    133,560.78x = 200,373.57 × 40,066.53
  4. Step 4: Simplify right side
    133,560.78x = 8,028,273,653.61
  5. Step 5: Solve for x
    x = 8,028,273,653.61/133,560.78
  6. Step 6: Final answer
    x = 60,109.51

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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.