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Finding the Fourth Proportional to 170,294.63, 235,013.87 and 94,843.13

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Solution

The fourth proportional to 170,294.63, 235,013.87 and 94,843.13 is: 130,887.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,294.63 : 235,013.87 = 94,843.13 : x
  2. Step 2: Convert to fraction form
    170,294.63/235,013.87 = 94,843.13/x
  3. Step 3: Cross multiply
    170,294.63x = 235,013.87 × 94,843.13
  4. Step 4: Simplify right side
    170,294.63x = 22,289,450,086.25
  5. Step 5: Solve for x
    x = 22,289,450,086.25/170,294.63
  6. Step 6: Final answer
    x = 130,887.57

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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.