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Finding the Fourth Proportional to 150,881.06, 225,977.04 and 72,050.65

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Solution

The fourth proportional to 150,881.06, 225,977.04 and 72,050.65 is: 107,911.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,881.06 : 225,977.04 = 72,050.65 : x
  2. Step 2: Convert to fraction form
    150,881.06/225,977.04 = 72,050.65/x
  3. Step 3: Cross multiply
    150,881.06x = 225,977.04 × 72,050.65
  4. Step 4: Simplify right side
    150,881.06x = 16,281,792,052.13
  5. Step 5: Solve for x
    x = 16,281,792,052.13/150,881.06
  6. Step 6: Final answer
    x = 107,911.44

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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.