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Finding the Fourth Proportional to 161,311.42, 241,966.32 and 41,367.84

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Solution

The fourth proportional to 161,311.42, 241,966.32 and 41,367.84 is: 62,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,311.42 : 241,966.32 = 41,367.84 : x
  2. Step 2: Convert to fraction form
    161,311.42/241,966.32 = 41,367.84/x
  3. Step 3: Cross multiply
    161,311.42x = 241,966.32 × 41,367.84
  4. Step 4: Simplify right side
    161,311.42x = 10,009,624,011.15
  5. Step 5: Solve for x
    x = 10,009,624,011.15/161,311.42
  6. Step 6: Final answer
    x = 62,051.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.