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Finding the Fourth Proportional to 236,090.48, 325,792.68 and 135,482

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Solution

The fourth proportional to 236,090.48, 325,792.68 and 135,482 is: 186,958.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,090.48 : 325,792.68 = 135,482 : x
  2. Step 2: Convert to fraction form
    236,090.48/325,792.68 = 135,482/x
  3. Step 3: Cross multiply
    236,090.48x = 325,792.68 × 135,482
  4. Step 4: Simplify right side
    236,090.48x = 44,139,043,871.76
  5. Step 5: Solve for x
    x = 44,139,043,871.76/236,090.48
  6. Step 6: Final answer
    x = 186,958.17

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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.