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Finding the Fourth Proportional to 169,668.62, 254,502.65 and 43,308.84

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Solution

The fourth proportional to 169,668.62, 254,502.65 and 43,308.84 is: 64,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,668.62 : 254,502.65 = 43,308.84 : x
  2. Step 2: Convert to fraction form
    169,668.62/254,502.65 = 43,308.84/x
  3. Step 3: Cross multiply
    169,668.62x = 254,502.65 × 43,308.84
  4. Step 4: Simplify right side
    169,668.62x = 11,022,215,611.08
  5. Step 5: Solve for x
    x = 11,022,215,611.08/169,668.62
  6. Step 6: Final answer
    x = 64,963.20

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1.5x scale

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.