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Finding the Fourth Proportional to 170,151.34, 255,225.27 and 43,791.09

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Solution

The fourth proportional to 170,151.34, 255,225.27 and 43,791.09 is: 65,686.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,151.34 : 255,225.27 = 43,791.09 : x
  2. Step 2: Convert to fraction form
    170,151.34/255,225.27 = 43,791.09/x
  3. Step 3: Cross multiply
    170,151.34x = 255,225.27 × 43,791.09
  4. Step 4: Simplify right side
    170,151.34x = 11,176,592,182.01
  5. Step 5: Solve for x
    x = 11,176,592,182.01/170,151.34
  6. Step 6: Final answer
    x = 65,686.19

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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.