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Finding the Fourth Proportional to 266,612.42, 367,929.53 and 159,191.84

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Solution

The fourth proportional to 266,612.42, 367,929.53 and 159,191.84 is: 219,687.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,612.42 : 367,929.53 = 159,191.84 : x
  2. Step 2: Convert to fraction form
    266,612.42/367,929.53 = 159,191.84/x
  3. Step 3: Cross multiply
    266,612.42x = 367,929.53 × 159,191.84
  4. Step 4: Simplify right side
    266,612.42x = 58,571,380,188.84
  5. Step 5: Solve for x
    x = 58,571,380,188.84/266,612.42
  6. Step 6: Final answer
    x = 219,687.36

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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.