Home / 178,892.72-268,338.62-45,772.77

Finding the Fourth Proportional to 178,892.72, 268,338.62 and 45,772.77

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Solution

The fourth proportional to 178,892.72, 268,338.62 and 45,772.77 is: 68,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,892.72 : 268,338.62 = 45,772.77 : x
  2. Step 2: Convert to fraction form
    178,892.72/268,338.62 = 45,772.77/x
  3. Step 3: Cross multiply
    178,892.72x = 268,338.62 × 45,772.77
  4. Step 4: Simplify right side
    178,892.72x = 12,282,601,935.38
  5. Step 5: Solve for x
    x = 12,282,601,935.38/178,892.72
  6. Step 6: Final answer
    x = 68,659.04

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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.