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Finding the Fourth Proportional to 146,468.84, 219,624.24 and 79,037

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Solution

The fourth proportional to 146,468.84, 219,624.24 and 79,037 is: 118,512.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,468.84 : 219,624.24 = 79,037 : x
  2. Step 2: Convert to fraction form
    146,468.84/219,624.24 = 79,037/x
  3. Step 3: Cross multiply
    146,468.84x = 219,624.24 × 79,037
  4. Step 4: Simplify right side
    146,468.84x = 17,358,441,056.88
  5. Step 5: Solve for x
    x = 17,358,441,056.88/146,468.84
  6. Step 6: Final answer
    x = 118,512.86

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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.