Home / 146,224.32-219,336.46-79,720.37

Finding the Fourth Proportional to 146,224.32, 219,336.46 and 79,720.37

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Solution

The fourth proportional to 146,224.32, 219,336.46 and 79,720.37 is: 119,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,224.32 : 219,336.46 = 79,720.37 : x
  2. Step 2: Convert to fraction form
    146,224.32/219,336.46 = 79,720.37/x
  3. Step 3: Cross multiply
    146,224.32x = 219,336.46 × 79,720.37
  4. Step 4: Simplify right side
    146,224.32x = 17,485,584,094.73
  5. Step 5: Solve for x
    x = 17,485,584,094.73/146,224.32
  6. Step 6: Final answer
    x = 119,580.55

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1.5x scale

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.