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Finding the Fourth Proportional to 73,522.90, 110,320.82 and 29,148.67

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Solution

The fourth proportional to 73,522.90, 110,320.82 and 29,148.67 is: 43,737.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,522.90 : 110,320.82 = 29,148.67 : x
  2. Step 2: Convert to fraction form
    73,522.90/110,320.82 = 29,148.67/x
  3. Step 3: Cross multiply
    73,522.90x = 110,320.82 × 29,148.67
  4. Step 4: Simplify right side
    73,522.90x = 3,215,704,478.96
  5. Step 5: Solve for x
    x = 3,215,704,478.96/73,522.90
  6. Step 6: Final answer
    x = 43,737.46

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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.