Home / 146,437.13-219,404.93-79,923.94

Finding the Fourth Proportional to 146,437.13, 219,404.93 and 79,923.94

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Solution

The fourth proportional to 146,437.13, 219,404.93 and 79,923.94 is: 119,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,437.13 : 219,404.93 = 79,923.94 : x
  2. Step 2: Convert to fraction form
    146,437.13/219,404.93 = 79,923.94/x
  3. Step 3: Cross multiply
    146,437.13x = 219,404.93 × 79,923.94
  4. Step 4: Simplify right side
    146,437.13x = 17,535,705,512.89
  5. Step 5: Solve for x
    x = 17,535,705,512.89/146,437.13
  6. Step 6: Final answer
    x = 119,749.04

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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.