Home / 73,234.42-109,812.12-39,518.50

Finding the Fourth Proportional to 73,234.42, 109,812.12 and 39,518.50

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Solution

The fourth proportional to 73,234.42, 109,812.12 and 39,518.50 is: 59,256.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,234.42 : 109,812.12 = 39,518.50 : x
  2. Step 2: Convert to fraction form
    73,234.42/109,812.12 = 39,518.50/x
  3. Step 3: Cross multiply
    73,234.42x = 109,812.12 × 39,518.50
  4. Step 4: Simplify right side
    73,234.42x = 4,339,610,264.22
  5. Step 5: Solve for x
    x = 4,339,610,264.22/73,234.42
  6. Step 6: Final answer
    x = 59,256.43

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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.