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Finding the Fourth Proportional to 114,637.74, 171,912.33 and 44,507.58

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Solution

The fourth proportional to 114,637.74, 171,912.33 and 44,507.58 is: 66,744.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,637.74 : 171,912.33 = 44,507.58 : x
  2. Step 2: Convert to fraction form
    114,637.74/171,912.33 = 44,507.58/x
  3. Step 3: Cross multiply
    114,637.74x = 171,912.33 × 44,507.58
  4. Step 4: Simplify right side
    114,637.74x = 7,651,401,780.46
  5. Step 5: Solve for x
    x = 7,651,401,780.46/114,637.74
  6. Step 6: Final answer
    x = 66,744.18

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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.