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Finding the Fourth Proportional to 136,212, 204,318 and 37,716

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Solution

The fourth proportional to 136,212, 204,318 and 37,716 is: 56,574

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,212 : 204,318 = 37,716 : x
  2. Step 2: Convert to fraction form
    136,212/204,318 = 37,716/x
  3. Step 3: Cross multiply
    136,212x = 204,318 × 37,716
  4. Step 4: Simplify right side
    136,212x = 7,706,057,688
  5. Step 5: Solve for x
    x = 7,706,057,688/136,212
  6. Step 6: Final answer
    x = 56,574

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