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Finding the Fourth Proportional to 238,405.45, 357,626.49 and 67,624.24

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Solution

The fourth proportional to 238,405.45, 357,626.49 and 67,624.24 is: 101,441.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,405.45 : 357,626.49 = 67,624.24 : x
  2. Step 2: Convert to fraction form
    238,405.45/357,626.49 = 67,624.24/x
  3. Step 3: Cross multiply
    238,405.45x = 357,626.49 × 67,624.24
  4. Step 4: Simplify right side
    238,405.45x = 24,184,220,499.22
  5. Step 5: Solve for x
    x = 24,184,220,499.22/238,405.45
  6. Step 6: Final answer
    x = 101,441.56

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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.