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Finding the Fourth Proportional to 336,047.43, 504,083.40 and 111,427.52

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Solution

The fourth proportional to 336,047.43, 504,083.40 and 111,427.52 is: 167,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,047.43 : 504,083.40 = 111,427.52 : x
  2. Step 2: Convert to fraction form
    336,047.43/504,083.40 = 111,427.52/x
  3. Step 3: Cross multiply
    336,047.43x = 504,083.40 × 111,427.52
  4. Step 4: Simplify right side
    336,047.43x = 56,168,760,614.75
  5. Step 5: Solve for x
    x = 56,168,760,614.75/336,047.43
  6. Step 6: Final answer
    x = 167,145.34

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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.