Home / 146,222.48-219,403.45-79,661.14

Finding the Fourth Proportional to 146,222.48, 219,403.45 and 79,661.14

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Solution

The fourth proportional to 146,222.48, 219,403.45 and 79,661.14 is: 119,529.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,222.48 : 219,403.45 = 79,661.14 : x
  2. Step 2: Convert to fraction form
    146,222.48/219,403.45 = 79,661.14/x
  3. Step 3: Cross multiply
    146,222.48x = 219,403.45 × 79,661.14
  4. Step 4: Simplify right side
    146,222.48x = 17,477,928,498.00
  5. Step 5: Solve for x
    x = 17,477,928,498.00/146,222.48
  6. Step 6: Final answer
    x = 119,529.69

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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.