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Finding the Fourth Proportional to 241,955.52, 333,898.60 and 135,971.52

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Solution

The fourth proportional to 241,955.52, 333,898.60 and 135,971.52 is: 187,640.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,955.52 : 333,898.60 = 135,971.52 : x
  2. Step 2: Convert to fraction form
    241,955.52/333,898.60 = 135,971.52/x
  3. Step 3: Cross multiply
    241,955.52x = 333,898.60 × 135,971.52
  4. Step 4: Simplify right side
    241,955.52x = 45,400,700,167.87
  5. Step 5: Solve for x
    x = 45,400,700,167.87/241,955.52
  6. Step 6: Final answer
    x = 187,640.69

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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.