Home / 146,404.20-219,617.10-52,897.80

Finding the Fourth Proportional to 146,404.20, 219,617.10 and 52,897.80

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Solution

The fourth proportional to 146,404.20, 219,617.10 and 52,897.80 is: 79,350.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,404.20 : 219,617.10 = 52,897.80 : x
  2. Step 2: Convert to fraction form
    146,404.20/219,617.10 = 52,897.80/x
  3. Step 3: Cross multiply
    146,404.20x = 219,617.10 × 52,897.80
  4. Step 4: Simplify right side
    146,404.20x = 11,617,261,432.38
  5. Step 5: Solve for x
    x = 11,617,261,432.38/146,404.20
  6. Step 6: Final answer
    x = 79,350.60

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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.