Home / 236,778.07-355,170.18-79,006.52

Finding the Fourth Proportional to 236,778.07, 355,170.18 and 79,006.52

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Solution

The fourth proportional to 236,778.07, 355,170.18 and 79,006.52 is: 118,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,778.07 : 355,170.18 = 79,006.52 : x
  2. Step 2: Convert to fraction form
    236,778.07/355,170.18 = 79,006.52/x
  3. Step 3: Cross multiply
    236,778.07x = 355,170.18 × 79,006.52
  4. Step 4: Simplify right side
    236,778.07x = 28,060,760,817.50
  5. Step 5: Solve for x
    x = 28,060,760,817.50/236,778.07
  6. Step 6: Final answer
    x = 118,510.81

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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.