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Finding the Fourth Proportional to 236,069.64, 325,748.64 and 144,142.68

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Solution

The fourth proportional to 236,069.64, 325,748.64 and 144,142.68 is: 198,900.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,069.64 : 325,748.64 = 144,142.68 : x
  2. Step 2: Convert to fraction form
    236,069.64/325,748.64 = 144,142.68/x
  3. Step 3: Cross multiply
    236,069.64x = 325,748.64 × 144,142.68
  4. Step 4: Simplify right side
    236,069.64x = 46,954,281,975.96
  5. Step 5: Solve for x
    x = 46,954,281,975.96/236,069.64
  6. Step 6: Final answer
    x = 198,900.13

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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.