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Finding the Fourth Proportional to 243,195.59, 335,513.47 and 162,495.29

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Solution

The fourth proportional to 243,195.59, 335,513.47 and 162,495.29 is: 224,179.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,195.59 : 335,513.47 = 162,495.29 : x
  2. Step 2: Convert to fraction form
    243,195.59/335,513.47 = 162,495.29/x
  3. Step 3: Cross multiply
    243,195.59x = 335,513.47 × 162,495.29
  4. Step 4: Simplify right side
    243,195.59x = 54,519,358,606.56
  5. Step 5: Solve for x
    x = 54,519,358,606.56/243,195.59
  6. Step 6: Final answer
    x = 224,179.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.