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Finding the Fourth Proportional to 170,242.59, 234,932.49 and 94,791.09

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Solution

The fourth proportional to 170,242.59, 234,932.49 and 94,791.09 is: 130,810.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,242.59 : 234,932.49 = 94,791.09 : x
  2. Step 2: Convert to fraction form
    170,242.59/234,932.49 = 94,791.09/x
  3. Step 3: Cross multiply
    170,242.59x = 234,932.49 × 94,791.09
  4. Step 4: Simplify right side
    170,242.59x = 22,269,506,803.51
  5. Step 5: Solve for x
    x = 22,269,506,803.51/170,242.59
  6. Step 6: Final answer
    x = 130,810.43

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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.