Home / 146,282.04-219,423-51,489.90

Finding the Fourth Proportional to 146,282.04, 219,423 and 51,489.90

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Solution

The fourth proportional to 146,282.04, 219,423 and 51,489.90 is: 77,234.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,282.04 : 219,423 = 51,489.90 : x
  2. Step 2: Convert to fraction form
    146,282.04/219,423 = 51,489.90/x
  3. Step 3: Cross multiply
    146,282.04x = 219,423 × 51,489.90
  4. Step 4: Simplify right side
    146,282.04x = 11,298,068,327.70
  5. Step 5: Solve for x
    x = 11,298,068,327.70/146,282.04
  6. Step 6: Final answer
    x = 77,234.83

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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.