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Finding the Fourth Proportional to 252,388.63, 348,180.01 and 161,701.03

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Solution

The fourth proportional to 252,388.63, 348,180.01 and 161,701.03 is: 223,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,388.63 : 348,180.01 = 161,701.03 : x
  2. Step 2: Convert to fraction form
    252,388.63/348,180.01 = 161,701.03/x
  3. Step 3: Cross multiply
    252,388.63x = 348,180.01 × 161,701.03
  4. Step 4: Simplify right side
    252,388.63x = 56,301,066,242.41
  5. Step 5: Solve for x
    x = 56,301,066,242.41/252,388.63
  6. Step 6: Final answer
    x = 223,072.91

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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.