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Finding the Fourth Proportional to 236,615.66, 354,357.66 and 136,472.26

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Solution

The fourth proportional to 236,615.66, 354,357.66 and 136,472.26 is: 204,382.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,615.66 : 354,357.66 = 136,472.26 : x
  2. Step 2: Convert to fraction form
    236,615.66/354,357.66 = 136,472.26/x
  3. Step 3: Cross multiply
    236,615.66x = 354,357.66 × 136,472.26
  4. Step 4: Simplify right side
    236,615.66x = 48,359,990,708.51
  5. Step 5: Solve for x
    x = 48,359,990,708.51/236,615.66
  6. Step 6: Final answer
    x = 204,382.04

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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.