Home / 146,494.20-219,914.10-83,364.60

Finding the Fourth Proportional to 146,494.20, 219,914.10 and 83,364.60

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Solution

The fourth proportional to 146,494.20, 219,914.10 and 83,364.60 is: 125,145.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,494.20 : 219,914.10 = 83,364.60 : x
  2. Step 2: Convert to fraction form
    146,494.20/219,914.10 = 83,364.60/x
  3. Step 3: Cross multiply
    146,494.20x = 219,914.10 × 83,364.60
  4. Step 4: Simplify right side
    146,494.20x = 18,333,050,980.86
  5. Step 5: Solve for x
    x = 18,333,050,980.86/146,494.20
  6. Step 6: Final answer
    x = 125,145.23

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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.