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Finding the Fourth Proportional to 242,046, 334,023.48 and 136,062

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Solution

The fourth proportional to 242,046, 334,023.48 and 136,062 is: 187,765.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,046 : 334,023.48 = 136,062 : x
  2. Step 2: Convert to fraction form
    242,046/334,023.48 = 136,062/x
  3. Step 3: Cross multiply
    242,046x = 334,023.48 × 136,062
  4. Step 4: Simplify right side
    242,046x = 45,447,902,735.76
  5. Step 5: Solve for x
    x = 45,447,902,735.76/242,046
  6. Step 6: Final answer
    x = 187,765.56

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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.