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Finding the Fourth Proportional to 124,014, 186,021 and 36,462

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Solution

The fourth proportional to 124,014, 186,021 and 36,462 is: 54,693

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,014 : 186,021 = 36,462 : x
  2. Step 2: Convert to fraction form
    124,014/186,021 = 36,462/x
  3. Step 3: Cross multiply
    124,014x = 186,021 × 36,462
  4. Step 4: Simplify right side
    124,014x = 6,782,697,702
  5. Step 5: Solve for x
    x = 6,782,697,702/124,014
  6. Step 6: Final answer
    x = 54,693

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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.