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Finding the Fourth Proportional to 169,668.44, 254,502.38 and 43,308.66

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Solution

The fourth proportional to 169,668.44, 254,502.38 and 43,308.66 is: 64,962.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,668.44 : 254,502.38 = 43,308.66 : x
  2. Step 2: Convert to fraction form
    169,668.44/254,502.38 = 43,308.66/x
  3. Step 3: Cross multiply
    169,668.44x = 254,502.38 × 43,308.66
  4. Step 4: Simplify right side
    169,668.44x = 11,022,156,828.07
  5. Step 5: Solve for x
    x = 11,022,156,828.07/169,668.44
  6. Step 6: Final answer
    x = 64,962.92

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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.