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Finding the Fourth Proportional to 74,438.93, 111,673.79 and 24,522.07

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Solution

The fourth proportional to 74,438.93, 111,673.79 and 24,522.07 is: 36,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,438.93 : 111,673.79 = 24,522.07 : x
  2. Step 2: Convert to fraction form
    74,438.93/111,673.79 = 24,522.07/x
  3. Step 3: Cross multiply
    74,438.93x = 111,673.79 × 24,522.07
  4. Step 4: Simplify right side
    74,438.93x = 2,738,472,495.55
  5. Step 5: Solve for x
    x = 2,738,472,495.55/74,438.93
  6. Step 6: Final answer
    x = 36,788.18

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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.