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Finding the Fourth Proportional to 242,254.44, 334,311.12 and 134,849.84

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Solution

The fourth proportional to 242,254.44, 334,311.12 and 134,849.84 is: 186,092.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,254.44 : 334,311.12 = 134,849.84 : x
  2. Step 2: Convert to fraction form
    242,254.44/334,311.12 = 134,849.84/x
  3. Step 3: Cross multiply
    242,254.44x = 334,311.12 × 134,849.84
  4. Step 4: Simplify right side
    242,254.44x = 45,081,802,383.69
  5. Step 5: Solve for x
    x = 45,081,802,383.69/242,254.44
  6. Step 6: Final answer
    x = 186,092.78

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1.5x scale

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.