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Finding the Fourth Proportional to 204,741.60, 307,112.40 and 154,549.95

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Solution

The fourth proportional to 204,741.60, 307,112.40 and 154,549.95 is: 231,824.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,741.60 : 307,112.40 = 154,549.95 : x
  2. Step 2: Convert to fraction form
    204,741.60/307,112.40 = 154,549.95/x
  3. Step 3: Cross multiply
    204,741.60x = 307,112.40 × 154,549.95
  4. Step 4: Simplify right side
    204,741.60x = 47,464,206,064.38
  5. Step 5: Solve for x
    x = 47,464,206,064.38/204,741.60
  6. Step 6: Final answer
    x = 231,824.93

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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.