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Finding the Fourth Proportional to 240,101.64, 331,358.76 and 132,680.88

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Solution

The fourth proportional to 240,101.64, 331,358.76 and 132,680.88 is: 183,109.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,101.64 : 331,358.76 = 132,680.88 : x
  2. Step 2: Convert to fraction form
    240,101.64/331,358.76 = 132,680.88/x
  3. Step 3: Cross multiply
    240,101.64x = 331,358.76 × 132,680.88
  4. Step 4: Simplify right side
    240,101.64x = 43,964,971,872.51
  5. Step 5: Solve for x
    x = 43,964,971,872.51/240,101.64
  6. Step 6: Final answer
    x = 183,109.84

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1.5x scale

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.