Home / 146,126.60-219,190.86-79,633.16

Finding the Fourth Proportional to 146,126.60, 219,190.86 and 79,633.16

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Solution

The fourth proportional to 146,126.60, 219,190.86 and 79,633.16 is: 119,450.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,126.60 : 219,190.86 = 79,633.16 : x
  2. Step 2: Convert to fraction form
    146,126.60/219,190.86 = 79,633.16/x
  3. Step 3: Cross multiply
    146,126.60x = 219,190.86 × 79,633.16
  4. Step 4: Simplify right side
    146,126.60x = 17,454,860,824.92
  5. Step 5: Solve for x
    x = 17,454,860,824.92/146,126.60
  6. Step 6: Final answer
    x = 119,450.26

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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.