Home / 234,770.22-323,875.29-139,242.06

Finding the Fourth Proportional to 234,770.22, 323,875.29 and 139,242.06

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Solution

The fourth proportional to 234,770.22, 323,875.29 and 139,242.06 is: 192,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,770.22 : 323,875.29 = 139,242.06 : x
  2. Step 2: Convert to fraction form
    234,770.22/323,875.29 = 139,242.06/x
  3. Step 3: Cross multiply
    234,770.22x = 323,875.29 × 139,242.06
  4. Step 4: Simplify right side
    234,770.22x = 45,097,062,562.70
  5. Step 5: Solve for x
    x = 45,097,062,562.70/234,770.22
  6. Step 6: Final answer
    x = 192,090.22

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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.